AS20632 PJSC MegaFon

Russia PETERSTAR-AS RIPE 63 IPv4 prefixes 3 IPv6 prefixes

IPv4 addresses

308,480

IPv6 /48 networks

RPKI

66 valid0 no ROA

Peers and downstreams

Holder

AS name: PETERSTAR-AS
Description: Saint-Petersburg Russia
Organisation: PJSC MegaFon
Registered in: Moscow, Russia
Abuse contact: abuse-mailbox@megafon.ru
Assigned: 2001-04-19
Registered: 2002-05-22
Record last changed: 2026-05-21 10:33 UTC

109.124.108.0/22 109.124.64.0/18 109.74.112.0/20 176.192.126.0/24 176.192.127.0/24 195.131.14.0/24 195.131.38.0/24 195.144.224.0/19 195.5.128.0/19 212.119.160.0/19 212.14.160.0/19 212.44.64.0/19 212.48.155.0/24 213.154.160.0/21 213.154.168.0/21 213.154.176.0/21 213.154.184.0/21 213.168.32.0/19 213.172.0.0/19 213.182.160.0/19 217.195.64.0/19 46.47.192.0/18 46.47.202.0/24 62.16.101.0/24 62.16.102.0/24 62.16.103.0/24 62.16.104.0/24 62.16.105.0/24 62.16.106.0/24 62.16.107.0/24 62.16.108.0/24 62.16.109.0/24 62.16.112.0/24 62.16.117.0/24 62.16.119.0/24 62.16.99.0/24 62.182.128.0/21 79.171.8.0/21 80.247.176.0/20 81.24.128.0/20 81.3.128.0/18 82.140.64.0/18 82.140.93.0/24 82.196.64.0/19 84.204.0.0/17 84.204.132.0/22 84.204.136.0/24 84.204.138.0/24 84.204.139.0/24 84.204.140.0/22 84.204.144.0/20 84.204.160.0/20 84.204.176.0/21 84.204.188.0/22 84.204.192.0/18 84.204.230.0/24 91.193.212.0/22 93.153.128.0/17 93.153.144.0/21 93.153.161.0/24 93.153.162.0/24 94.25.248.0/21 95.137.0.0/17

AS2585	Optic Telecom LLC OpticTelecom-AS
AS5495	Saint Petersburg State University ASN-SPBGU
AS8662	PJSC Rosseti Lenenergo LENENERGO
AS24913	Bank Saint Petersburg PJSC BANKSPB
AS28965	JSC Teleradiocompany "Petersburg" TRK5-AS
AS29038	Airport ''Khrabrovo'' JSC UMKK-AS
AS29114	Limited Liability Company "Business information technology" RUBIT
AS31503	Master IT Ltd. ASMasterIT
AS33908	AO Kirovtelecom Kirovtelecom
AS41067	SEB Bank JSC SEB-AS
AS41864	ZELOBIT LLC Zelobit
AS41975	OOO RIVC "Simplex" SIMPLEX-KLGD-AS
AS42340	JSC "TVSZ" TVSZ
AS42528	CJSC Sodruzhestvo Soya BALTSOYA-AS
AS43673	"Multicarta" LLC MULTICARTA-TECH-AS
AS44263	Modul Ltd MODL-AS
AS44662	GBU Arkhangelskoi oblasti "Arkhtelecentr" ARKHTELECENTR-AS
AS44665	PAO Sovcomflot SOVCOMFLOT-AS
AS47763	Avtosoyuz Plus Ltd. AVTOSOYUZ-PLUS-AS
AS48102	JSC Neksain PETERSERVICE
AS48853	JSC PO Sevmash SEVMASH-AS
AS49994	RIC-Info Ltd RIC-INFO-AS
AS50105	OOO "Sestroretskoe Cable Television" SKTNET
AS50222	Federal Government Cultural Organization "State Academic Mariinsky Theatre" MARIINSKY-AS
AS50571	FGBU Presidential Library named after NB Yeltsin PRLIB
AS51700	CTM Ltd CTM_Ltd-AS
AS51723	TKB Investment Partners (JSC) TKB_Investment_Partners
AS51998	Public office of municipality "Gorod Arkhangelsk" "Hozyaistvennaya sluzhba" ArhCity
AS57451	SITILAYN Ltd. TV-MEDIA-AS
AS57573	JSC "Greenatom" greenatom
AS58084	Newcontact ltd. NEWCONTACT-AS
AS60623	ATCOM Joint Stock Company ATCOM-AS
AS60837	AO First Container Terminal PKT
AS62056	Medical Information and Analytical Centre MIAC-AS State Budgetary Health Care Institution of Arkhangelsk Region
AS62402	Munitsipalnoe kazennoe uchrezhdenie Tsentr informatsionno-kommunikatsionnykh tekhnologii KLGD-AS
AS197780	MUNICIPAL INSTITUTION "CENTER OF MUNICIPAL INFORMATION RESOURCES AND TECHNOLOGIES" CMIRIT-AS
AS197952	UK UNISERVICE LLC DCOMAS
AS198074	JSC Petroelectrosbyt PESSPB-AS
AS198626	Limited Liability Company "Northern Capital Gateway" NCG-AS
AS199112	Sigma-Soft Ltd SIGMA-AS
AS199658	Spbief SPBIEF-AS
AS200123	Kola Geological Information Laboratory Centre OJSC KGILC-AS
AS200453	AO Institute Stroyproekt (JSC) STPR-AS
AS200496	Budgetary institution in the field of information technologies of the Vologda region Center informacionnyh technologii CIT2-AS
AS201016	NPF Berkut Ltd BERCUT-AS
AS201511	ScPA Starline LLC STARLINE
AS201913	Theorema Telecom Limited THEOREMA-EXT
AS204219	Joint-Stock Company Petrolesport PETROLESPORT
AS204230	Gazprom EP International Services B.V. GAZPROM-EP-INT-SERVICES-AS
AS204531	Limited Liability Company "ITB-Marketing" ITB-MARKETING
AS205060	Departament Smolenskoy oblasti po Informatsionnym tekhnologiyam Department_IT_of_Smolensk_region
AS206536	Jsns2 JSNS2-AS
AS207438	PETERSBURG METRO ORG-SA4498-RIPE
AS207665	OOO "Optimal'nye Sistemy Svyazi" (limited liability company) OSS-SPB-AS
AS208411	MEDLINX Limited Liability Company MEDLINX-AS
AS208447	LLC FASTMILE FASTMILE
AS209096	ANT Digital Services LTD ANT-DS
AS211637	SimpleTelecom LLC simple-spb
AS212273	Yanino Logistics Park, LLC YLP
AS214683	Ultramar LTD ULTRAMAR
AS214951	JSC "SIBERIA AIRLINES" S7IT-AS-2
AS215983	LLC "LIPT Soft" LIPTSoft

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

pass	Prefixes covered by valid ROAs 66 of 66 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 3 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact abuse-mailbox@megafon.ru is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2026-05-21.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/20632"><img src="https://ip-fd.net/badge/asn/20632/health.svg" alt="AS20632 network health on IP-FD.net"></a>

Markdown

[![AS20632 network health](https://ip-fd.net/badge/asn/20632/health.svg)](https://ip-fd.net/asn/20632)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-04 11:57 UTC

New prefix

212.48.155.0/24

WHOIS

aut-num:        AS20632
as-name:        PETERSTAR-AS
org:            ORG-OM1-RIPE
descr:          Saint-Petersburg
descr:          Russia
remarks:        --------------------------------------------
remarks:        --------------------------------------------
remarks:        Uplinks
remarks:        --------------------------------------------
remarks:        MEGAFON BACKBONE
remarks:        ----------------
remarks:        Synterra
remarks:        ----------------
remarks:        ---------------------------------------------
remarks:        ---------------------------------------------
remarks:        Customers
remarks:        --------------------------------------------
remarks:        NW-GSM
remarks:        --------------------------------------------
remarks:        --------------------------------------------
remarks:        SMART-TELECOM
remarks:        ----------------
remarks:        KIROVTELECOM
remarks:        ----------------
remarks:        MASTER-IT
remarks:        ----------------
remarks:        MASTER-IT
remarks:        ----------------
remarks:        THEOREMA-TELECOM
remarks:        ----------------
remarks:        PHARMA_SUPPORT
remarks:        ----------------
remarks:        IP-NET
remarks:        ----------------
remarks:        SEBBANK
remarks:        ----------------
remarks:        RTS SPb
remarks:        ----------------
remarks:        Convey Plus
remarks:        ----------------
remarks:        StarTelecom
remarks:        ----------------
remarks:        DeltaTelecom
remarks:        ----------------
remarks:        GazInternet
remarks:        ----------------
remarks:        NordTelecom
remarks:        ----------------
remarks:        North-West
remarks:        ----------------
remarks:        DRWEB
remarks:        ----------------
remarks:        UNNET
remarks:        ----------------
remarks:        LEIVO
remarks:        ----------------
remarks:        LINTEKS
remarks:        ----------------
remarks:        SPERASOFT
remarks:        ----------------
remarks:        FUTURES-TELECOM
remarks:        ----------------
remarks:        Continental
remarks:        ----------------
remarks:        PETERLINK
remarks:        ----------------
remarks:        WELLCOM
remarks:        ----------------
remarks:        West-Com
remarks:        ----------------
remarks:        SVYAZEINFORM
remarks:        ----------------
remarks:        ByteCom
remarks:        ----------------
remarks:        SpaceWeb
remarks:        ----------------
remarks:        METROCOM
remarks:        ----------------
remarks:        GDC
remarks:        ----------------
remarks:        Mariinsky Theatre
remarks:        ----------------
remarks:        GAZPROM-TELEKOM
remarks:        ----------------
remarks:        Biblioteka im. Elcina
remarks:        ----------------
remarks:        Sestroreckoe Kabelnoe TV
remarks:        ----------------
remarks:        Elvis Apanet Murmansk
remarks:        ----------------
remarks:        KSK-ELECTRO
remarks:        ----------------
remarks:        E-TYPE
remarks:        ----------------
remarks:        CHUDONET (AS31088)
remarks:        ----------------
remarks:        FORTIS
remarks:        ----------------
remarks:        VYBORG-NET (AS25290)
remarks:        ----------------
remarks:        CityLink (Petrozavodsk)
remarks:        ----------------
remarks:        SMART (AS-SMART-C)
remarks:        ----------------
remarks:        SZKTI (AS41976)
remarks:        ----------------
remarks:        SIMPLEX-KLGD-AS (AS41975)
remarks:        ----------------
remarks:        CTM Ltd (AS51700)
remarks:        ----------------
remarks:        TKB BNP Paribas (AS51723)
remarks:        ----------------
remarks:        Fedorov Pitkyranta (AS47259)
remarks:        ----------------
remarks:        Ekran KNG AS196742
remarks:        ----------------
remarks:        PSK Admin AS56613
remarks:        ----------------
remarks:        Chermetresurs AS42891
remarks:        ----------------
remarks:        Centr informacionnyh tehnologiy AS56853
remarks:        ----------------
remarks:        PES SPb
remarks:        ----------------
remarks:        TELESERVISPLUS
remarks:        ----------------
remarks:        Regionalnye.Internet.Seti
remarks:        ----------------
remarks:        Didgicom
remarks:        ----------------
remarks:        PSI
remarks:        ----------------
remarks:        LUIS-SEVERO-ZAPAD
remarks:        ----------------
remarks:        Baltic Financial Agency Bank
remarks:        ----------------
remarks:        RSNET
remarks:        ----------------
remarks:        PULKOVO
remarks:        ----------------
remarks:        Electron-M
remarks:        ----------------
remarks:        MULTICARTA
remarks:        ----------------
remarks:        ATS_SMOLNOGO
remarks:        ----------------
remarks:        ROSENGINEERING
remarks:        ----------------
remarks:        XTRIM
remarks:        ----------------
remarks:        LESTA
remarks:        ----------------
remarks:        A-TELECOM
remarks:        ----------------
remarks:        AuctionHouse
remarks:        ----------------
remarks:        AK-ROSSIYA
remarks:        ----------------
remarks:        INVESTTORGBANK
remarks:        ----------------
remarks:        NEC-NEVA
remarks:        ----------------
remarks:        KIBERRI-ELEKTRONIKS
remarks:        ----------------
remarks:        SUPERWAVE-GROUP
remarks:        ----------------
remarks:        Home Computer Networks
remarks:        ----------------
remarks:        MediaSeti
remarks:        ----------------
remarks:        PMEF
remarks:        ----------------
remarks:        NEW LINE TELECOM
remarks:        ----------------
remarks:        SIGMA-SOFT
remarks:        ----------------
remarks:        Systemnaya Integraciya
remarks:        ----------------
remarks:        Sovcomflot
remarks:        ----------------
remarks:        Lanamar
remarks:        ----------------
remarks:        ERA-HPC
remarks:        ----------------
remarks:        DOZOR-TELEPORT
remarks:        ----------------
remarks:        LUKOIL-INFORM
remarks:        ----------------
remarks:        UNET
remarks:        ----------------
remarks:        ATCOM
remarks:        ----------------
remarks:        PRESTIZH-INTERNET
remarks:        ----------------
remarks:        MASTER-IT
remarks:        ----------------
remarks:        STM
remarks:        ----------------
remarks:        IMPULS-TV
remarks:        ----------------
remarks:        KORUS
remarks:        ----------------
remarks:        EKRAN
remarks:        ----------------
remarks:        BNEDV-NET
remarks:        ----------------
remarks:        KING-ONLINE
remarks:        ----------------
remarks:        MIRAN
remarks:        ----------------
remarks:        NWLINK
remarks:        ----------------
remarks:        LMS
remarks:        ----------------
remarks:        TVSZ
remarks:        ----------------
remarks:        LENENERGO
remarks:        ----------------
remarks:        EQUALINK
remarks:        ----------------
remarks:        BETA-TELECOM
remarks:        ----------------
remarks:        RU-SERVICE
remarks:        ----------------
remarks:        GORINFOSET
remarks:        ----------------
remarks:        AEROCLUB
remarks:        ----------------
remarks:        WELLTELECOM
remarks:        ----------------
remarks:        ROSTA
remarks:        ----------------
remarks:        SOFTBALANS
remarks:        ----------------
remarks:        SPBEX
remarks:        ----------------
remarks:        Bank Sovetsky
remarks:        ----------------
remarks:        Sodruzhestvo-SOYA
remarks:        ----------------
remarks:        SANG
remarks:        ----------------
remarks:        LINIYA SVYAZI
remarks:        ----------------
remarks:        BERCUT
remarks:        ----------------
remarks:        BFU.Kanta
remarks:        ----------------
remarks:        LIBERTI
remarks:        ----------------
remarks:        MOSCOMSVYAZ
remarks:        ----------------
remarks:        PETROLESPORT
remarks:        ----------------
remarks:        Nauka-Telecom
remarks:        ----------------
remarks:        BALTBANK
remarks:        ----------------
remarks:        OMZ-IT
remarks:        ----------------
remarks:        CentrofinansGrupp
remarks:        ----------------
remarks:        ARKADIA
remarks:        ----------------
remarks:        ENEL
remarks:        ----------------
remarks:        KTSP
remarks:        ----------------
remarks:        ON.NET
remarks:        ----------------
remarks:        ATK
remarks:        ----------------
remarks:        GAZPROM
remarks:        ----------------
remarks:        NEWKONTAKT
remarks:        ----------------
remarks:        First Container Terminal
remarks:        ----------------
remarks:        KGILC
remarks:        ----------------
remarks:        EUROHIMSERVICE
remarks:        ----------------
remarks:        KSB
remarks:        ----------------
remarks:        Light Port
remarks:        ----------------
remarks:        GRAND-AUTO
remarks:        ----------------
remarks:        MODUL
remarks:        ----------------
remarks:        MERKURIY
remarks:        ----------------
remarks:        IKS-TELEKOM
remarks:        ----------------
remarks:        FOSAGRO
remarks:        ----------------
remarks:        PARK-YANINO
remarks:        ----------------
remarks:        GridDinamix
remarks:        ----------------
remarks:        ORBITA-PLUS-VYAZMA
remarks:        ----------------
remarks:        GLONASS
remarks:        ----------------
remarks:        ARH-MIAC
remarks:        ----------------
remarks:        NEVSKIYSYNDICAT
remarks:        ----------------
remarks:        SEVMASH-ARH
remarks:        ----------------
remarks:        ITB-IVANOVO
remarks:        ----------------
remarks:        CENTRINFORM-AS
remarks:        ----------------
remarks:        PETER-SERVICE
remarks:        ----------------
remarks:        LADOGATELECOM
remarks:        ----------------
remarks:        TENZOR
remarks:        ----------------
remarks:        OPTIC
remarks:        ----------------
remarks:        ----------------
remarks:        ANT-DS
remarks:        ----------------
remarks:        RTT
remarks:        ----------------
remarks:        TELEINKOMSERV
remarks:        ----------------
remarks:        ZENIT-ARENA
remarks:        ----------------
remarks:        SBERBANK
remarks:        ----------------
remarks:        CITYLINE
remarks:        ----------------
remarks:        GORIZONT-YAROSLAVL
remarks:        ----------------
remarks:        BARNIUS
remarks:        ----------------
remarks:        OSS
remarks:        ----------------
remarks:        PETERSBURG METRO
remarks:        ----------------
remarks:        LADOGA TELECOM
remarks:        ----------------
remarks:        MEDLINX
remarks:        ----------------
remarks:        NIAC
remarks:        ----------------
remarks:        GAMEINSIGHT
remarks:        ----------------
remarks:        RENEYSSANS
remarks:        ----------------
remarks:        CITMKU
remarks:        ----------------
remarks:        DEPCIFRRAZVSML
remarks:        ----------------
remarks:        UIKT
remarks:        ----------------
remarks:        WDT-AS
remarks:        ----------------
remarks:        PLAZA
remarks:        ----------------
remarks:        YUVELIT
remarks:        ----------------
remarks:        HRABROVO
remarks:        ----------------
remarks:        STARLAYN
remarks:        -----------------
remarks:        INTELLIDZHEY-LABS
remarks:        -----------------
remarks:        FASTMILE
remarks:        -----------------
remarks:        CIT-VOLOGDA
remarks:        -----------------
remarks:        LENVENDO
remarks:        -----------------
remarks:        BankSPB
remarks:        -----------------
remarks:        BUSINESS-TRADE
remarks:        -----------------
remarks:        Er-Telecom
remarks:        -----------------
remarks:        CMIRIT
remarks:        -----------------
remarks:        UNITEL
remarks:        -----------------
remarks:        Stroyproekt
remarks:        -----------------
remarks:        SIMPLTELEKOM
remarks:        -----------------
remarks:        MEDIALANDTECHNOLOGY
remarks:        -----------------
remarks:        EIRC
remarks:        -----------------
remarks:        PAROHODSTVO
remarks:        -----------------
remarks:        KSB
remarks:        -----------------
remarks:        GRINATOM
remarks:        -----------------
remarks:        ARKHTELECENTR
remarks:        -----------------
remarks:        ULTRAMAR
remarks:        -----------------
remarks:        KATARSIS
remarks:        -----------------
remarks:        LIPTSoft
remarks:        -----------------
remarks:        TRK5
remarks:        -----------------
remarks:        AK-SIBIR
remarks:        -----------------
remarks:        TEKSPB
remarks:        -----------------
remarks:        AVTOSOYUZ-PLUS
remarks:        -----------------
remarks:        ITB
remarks:        =========
remarks:        -----------------------------------------------
remarks:        --- AS20632 internal community:
remarks:        -----------------------------------------------
remarks:        20632:65XYZ
remarks:        -----------------------------------------------
remarks:        Y=0 Internal prefix
remarks:        Y=1 Customers prefix
remarks:        Y=2 Private peers prefix
remarks:        Y=3 IX-peers prefix
remarks:        Y=4 Uplinks prefix
remarks:        Y=5 Backup uplinks prefix
remarks:        X=3,Z=0 Kaliningrad
remarks:        X=3,Z=2 Yaroslavle
remarks:        X=4,Z=1 St.Petersburg
remarks:        X=4,Z=2 Moscow
remarks:        X=4,Z=3 Pskov
remarks:        X=4,Z=4 Novgorod the Great
remarks:        X=4,Z=5 Petrozavodsk
remarks:        X=4,Z=6 Arhangelsk
remarks:        X=4,Z=7 Murmansk
remarks:        X=4,Z=8 London
remarks:        X=4,Z=9 NewYork
remarks:        20632:REMOTE_AS
remarks:        -----------------------------------------------
remarks:        --- AS20632 customer community:
remarks:        --- Last update: 25.09.2009
remarks:        -----------------------------------------------
remarks:        WARNING ! ! !
remarks:        We do not accept no-export community;
remarks:        Any other communities are deleted !
remarks:        -----------------------------------------------
remarks:        20632:64XXY
remarks:        XX=00 All (include internal & customer)
remarks:        XX=10 All IXs
remarks:        XX=11 SPB-IX
remarks:        XX=12 MSK-IX
remarks:        XX=18 LINX
remarks:        XX=19 NY-IX
remarks:        XX=20 All private peers
remarks:        XX=21 Private peer in St.Petersburg
remarks:        XX=22 Private peer in Moscow
remarks:        XX=23 Private peer in Pskov
remarks:        XX=24 Private peer in Novgorod the Great
remarks:        XX=25 Private peer in Petrozavodsk
remarks:        XX=26 Private peer in Arhangelsk
remarks:        XX=27 Private peer in Murmansk
remarks:        XX=28 Private peer in London
remarks:        XX=29 Private peer in New York
remarks:        XX=30 All uplinks
remarks:        XX=31 RTComm (AS8342)
remarks:        XX=32 Telia (AS1299)
remarks:        XX=33 RETN (AS9002)
remarks:        XX=34 NTT Verio (AS2914)
remarks:        XX=35 GoldenTelecom (AS3216)
remarks:        XX=36 Synterra (AS6854)
remarks:        XX=37 Comstar (AS6731)
remarks:        XX=38 RosTeleCom (AS12389)
remarks:        XX=39 RasCom (AS20764)
remarks:        XX=50 Private peer in Kaliningrad
remarks:        Y=0 Do not advertise
remarks:        Y=1,2,3,4,5 Prepend 20632 1,2,3,4 or 5 times
remarks:        Y=9 Backup community. Set lowest possible
remarks:        local preference, except IXs and private peers
remarks:        --------------------------------------------------
remarks:        Looking Glass http://lg.megafon.ru
remarks:        --------------------------------------------------
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         PSTAR-MNT
mnt-by:         MEGAFON-RIPE-MNT
mnt-by:         MEGAFON-WEST-MNT
admin-c:        MFON-RIPE
tech-c:         MFON-RIPE
created:        2002-05-22T08:31:37Z
last-modified:  2026-05-21T10:33:51Z
source:         RIPE
% 415 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/20632

const res = await fetch('https://ip-fd.net/api/v1/asn/20632', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/20632', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/20632');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/20632", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.