AS15672 OOO Telecom TZ

Russia TZTELECOM RIPE 81 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

18,432

IPv6 /48 networks

65,536

RPKI

0 valid82 no ROA

Peers and downstreams

Holder

AS name: TZTELECOM
Description: advertise with no-export community (not available in all areas) x=7 do not advertise: x=0
Organisation: OOO Telecom TZ
Registered in: Moscow, Russia
Abuse contact: abuse@tz.ru
Assigned: 2000-09-07
Registered: 1970-01-01
Record last changed: 2026-08-25 21:07 UTC

194.149.234.0/23 85.31.112.0/22 85.31.112.0/24 85.31.113.0/24 85.31.114.0/24 85.31.115.0/24 85.31.116.0/22 85.31.116.0/24 85.31.117.0/24 85.31.118.0/24 85.31.119.0/24 85.90.100.0/22 85.90.100.0/24 85.90.101.0/24 85.90.102.0/24 85.90.103.0/24 85.90.116.0/22 85.90.116.0/24 85.90.118.0/24 85.90.119.0/24 85.90.120.0/21 85.90.120.0/24 85.90.122.0/24 85.90.123.0/24 85.90.124.0/24 85.90.125.0/24 85.90.126.0/24 85.90.127.0/24 85.90.96.0/22 85.90.96.0/24 85.90.97.0/24 85.90.98.0/24 85.90.99.0/24 89.21.128.0/22 89.21.128.0/24 89.21.129.0/24 89.21.130.0/24 89.21.131.0/24 89.21.132.0/22 89.21.132.0/24 89.21.133.0/24 89.21.134.0/24 89.21.135.0/24 89.21.136.0/21 89.21.136.0/24 89.21.137.0/24 89.21.138.0/24 89.21.139.0/24 89.21.140.0/24 89.21.141.0/24 89.21.142.0/24 89.21.143.0/24 89.21.148.0/23 89.21.149.0/24 89.21.150.0/23 89.21.152.0/21 89.21.152.0/24 89.21.153.0/24 89.21.154.0/24 89.21.155.0/24 89.21.156.0/24 89.21.157.0/24 89.21.158.0/24 89.21.159.0/24 94.228.240.0/21 94.228.240.0/24 94.228.241.0/24 94.228.242.0/24 94.228.243.0/24 94.228.244.0/24 94.228.245.0/24 94.228.246.0/24 94.228.247.0/24 94.228.248.0/23 94.228.248.0/24 94.228.249.0/24 94.228.252.0/22 94.228.252.0/24 94.228.253.0/24 94.228.254.0/24 94.228.255.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 65/100

fail	Prefixes covered by valid ROAs 0 of 82 announced prefixes are RPKI valid, 82 have no ROA.	0/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 1 IPv6 prefix.	15/15
pass	More than one upstream 4 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@tz.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 2026-08-25.	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/15672"><img src="https://ip-fd.net/badge/asn/15672/health.svg" alt="AS15672 network health on IP-FD.net"></a>

Markdown

[![AS15672 network health](https://ip-fd.net/badge/asn/15672/health.svg)](https://ip-fd.net/asn/15672)

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

Routing changes

Last 30 days

2026-10-05 19:34 UTC	Neighbour gone	AS264409	upstream
2026-10-05 19:34 UTC	Neighbour gone	AS56655	upstream
2026-10-05 19:34 UTC	Relationship changed	AS9198	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS6663	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS62255	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS6204	upstream to peer
2026-10-05 19:34 UTC	New neighbour	AS62000	peer
2026-10-05 19:34 UTC	Relationship changed	AS61049	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS60171	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS50673	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS49434	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS47692	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS42295	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS41327	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS25091	upstream to peer
2026-10-05 19:34 UTC	Relationship changed	AS15958	upstream to peer
2026-10-05 19:34 UTC	New neighbour	AS137409	peer
2026-10-05 19:34 UTC	Prefix gone	31.24.255.0/24

WHOIS

aut-num:        AS15672
as-name:        TZTELECOM
org:            ORG-TT4-RIPE
remarks:        ==========================================================
remarks:        Moscow Upstreams
remarks:        ----------------------------------------------------------
remarks:        ==========================================================
remarks:        Moscow Peer
remarks:        ==============================================
remarks:        =============================================
remarks:        Moscow Downstreams
remarks:        =============================================
remarks:        ========= COMMUNITY =========
remarks:        actions for upstream:
remarks:        set prepend x times: x=1,2,3,5
remarks:        advertise with no changes x=9
descr:          advertise with no-export community (not available in all areas) x=7
descr:          do not advertise: x=0
remarks:        15672:100x - to ANY UPLINK
remarks:        15672:101x - to COMCOR
remarks:        15672:102x - to INETCOM
remarks:        15672:103x - to Global-IX
remarks:        15672:106x - to MSK-IX RS
remarks:        15672:107x - to PITER-IX RS
remarks:        15672:109x - to RETN.NET ( AS9002 )
remarks:        15672:121x - to RT
remarks:        15672:131x - not used now
remarks:        15672:141x - to DATAIX
remarks:        15672:3050 - set lpref = 50 (use TZ as backup)
remarks:        in common 15672:3050 we set (backup) community for uptsream, when possible
remarks:        15672:3051 - set lpref = 350 (backup BGP customers link )
remarks:        for peer
remarks:        x=9 - don't advertise; x=5 set prepend 5 times
remarks:        15672:307x -MSK peer
remarks:        informational:
remarks:        15672:2010 - from COMCOR
remarks:        15672:2030 - from Global IX
remarks:        15672:2060 - from MSK-IX RS
remarks:        15672:2070 - from PITER-IX RS
remarks:        15672:2090 - from RETN.NET (AS57304)
remarks:        15672:2210 - from RT
remarks:        15672:2310 - from INETCOM
remarks:        15672:2320 - from DATAIX
remarks:        15672:3077 - from MSK private peer
remarks:        15672:39792 - from Anders Telecom peer (AS39792)
remarks:        15672:42861 - from PRIME LINE peer (AS42861)
remarks:        =============================
remarks:        Looking Glass http://lg.tzmsk.ru
admin-c:        SN2303-RIPE
tech-c:         SN2303-RIPE
remarks:        This object is automatically converted from the RIPE181 registry
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TZ-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2026-08-25T21:07:58Z
source:         RIPE
% 34 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/15672

const res = await fetch('https://ip-fd.net/api/v1/asn/15672', {
  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/15672', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/15672');
curl_setopt($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/15672", 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.

AS8732	JSC Comcor COMCOR-AS
AS9002	RETN Limited RETN-AS
AS35598	INETCOM CARRIER LLC INETCOM
AS57304	JSC "RetnNet" RETNRU-AS

AS33888	Federal State Unitary Enterprise "State Scientific-research Institute of the Civil Aviation" NCPLG-AS
AS35455	RALF RINGER MANAGEMENT LLC RR
AS56975	Metrex Engineering LTD Metrex-AS
AS57512	OOO "Sportmaster" SPORTMASTER
AS57796	Freight Link OJSC FREIGHT-LINK-AS
AS203542	IT-PROF LLC IT-PROF-AS
AS203746	JSC "MBKI" InterBCI
AS219081	Klinika Bud Zdorov LLC BZKLINIKA-AS

AS3170	VeloxServ Communications Ltd VELOXSERV
AS6204	TMRC GROUP SRL ZET-NET
AS6663	Euroweb Romania S.R.L. TTI-NET
AS8218	Zayo Infrastructure France SA NEO-ASN
AS9198	JSC Kazakhtelecom KAZTELECOM-AS
AS13004	Serbian Open Exchange DOO SOX
AS15958	CETIN Ltd. Belgrade CETIN_doo_AS
AS24482	SG.GS SGGS-AS-AP
AS25091	IP-Max SA IP-Max
AS28910	"Uzbektelekom" Joint Stock Company INTAL-ASN
AS28917	Fiord Networks, UAB Fiord-AS
AS34927	iFog GmbH iFog-GmbH
AS36236	NetActuate, Inc NETACTUATE
AS37721	Virtual Technologies & Solutions
AS39351	31173 Services AB ESAB-AS
AS41327	Fiber Telecom S.p.A. FIBERTELECOM-AS
AS41722	Miran Ltd. MIRAN-AS
AS42295	TBISS Ltd TBISS-AS
AS44901	Belcloud LTD belcloud
AS47692	Nessus GmbH NESSUS
AS49434	FBW NETWORKS SAS FBWNETWORKS
AS49544	i3D.net B.V i3Dnet
AS49673	Truenetwork LLC TRUENETWORK
AS50673	Serverius Holding B.V. Serverius-as
AS51185	MainStreaming SpA MAINSTREAMING-AS
AS60171	AFR-IX TELECOM S.A. AFRIX-AS
AS61049	Exascale Ltd EXASCALE
AS62000	SERVERD SAS AS62000
AS62255	BiMajLink d.o.o. BEMYLINK
AS137409	GSL Networks Pty LTD GSLNETWORKS-AS-AP
AS199524	G-Core Labs S.A. GCORE
AS200612	Gulf Bridge International Inc. GulfBridgeInternational
AS205112	PHILUNET GmbH PHILUNET
AS208972	GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI gibirnet-tr
AS209823	Enki Multimedia EURL ENKI-AS