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AS8280 SYNAPSECOM S.A. Provider of Telecommunications and Internet Services

Greece SYNAPSECOM-AS RIPE 35 IPv4 prefixes 2 IPv6 prefixes
IPv4 addresses
8,448
IPv6 /48 networks
524,289
RPKI
37 valid0 no ROA
Peers and downstreams
178

Holder

AS name
SYNAPSECOM-AS
Description
SYNAPSECOM TELECOMS S.A.
Organisation
SYNAPSECOM S.A. Provider of Telecommunications and Internet Services
Registered in
Áno Liósia, Greece
Abuse contact
abuse@synapsecom.gr
Assigned
2007-06-17
Registered
2007-06-18
Record last changed
2026-09-18 10:39 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6057 Administracion Nacional de Telecomunicaciones AS6057 · UY Administracion Nacion… AS14840 BR.Digital Telecom AS14840 · BR BR.Digital Telecom AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS35280 F5 Networks SARL AS35280 · FR F5 Networks SARL AS25091 IP-Max SA AS25091 · CH IP-Max SA AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS174 AS174 AS174 AS174 AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6762 TELECOM ITALIA SPARKLE S.p.A. AS6762 · IT TELECOM ITALIA SPARKL… AS8280 SYNAPSECOM S.A. Provider of Telecommunications and Internet Services AS8280 · GR SYNAPSECOM S.A. Provi…

Network health

Grade A · 90/100
pass Prefixes covered by valid ROAs
37 of 37 announced prefixes are RPKI valid.		 25/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
2 IPv6 prefixes.		 15/15
pass More than one upstream
4 upstreams seen in BGP.		 10/10
pass Working abuse contact
abuse@synapsecom.gr 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 2026-09-18.		 5/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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AS8280 health AS8280 RPKI
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Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days
2026-10-04 17:05 UTCNeighbour gone AS211526 downstream
2026-10-04 17:05 UTCNeighbour gone AS211288 upstream
2026-10-04 17:05 UTCNeighbour gone AS206804 downstream
2026-10-04 17:05 UTCNeighbour gone AS48053 downstream
2026-10-04 17:05 UTCNew neighbour AS54309 downstream
2026-10-04 17:05 UTCNew neighbour AS209162 downstream
2026-10-04 17:05 UTCNew neighbour AS206119 downstream
2026-10-04 17:05 UTCNew neighbour AS15669 downstream
2026-10-04 17:05 UTCNew neighbour AS139341 downstream
2026-10-04 17:05 UTCRelationship changed AS9498 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS50877 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS50869 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS264409 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS22356 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS15958 upstream to peer
2026-10-04 17:05 UTCRelationship changed AS14840 upstream to peer
2026-10-04 17:05 UTCNew neighbour AS12735 peer
2026-10-04 17:05 UTCNew prefix 185.51.134.0/24

WHOIS

aut-num:        AS8280
as-name:        SYNAPSECOM-AS
descr:          SYNAPSECOM TELECOMS S.A.
org:            ORG-SS77-RIPE
remarks:        *******************************************
remarks:        * General Enquiries: info@synapsecom.gr *
remarks:        * Abuse & Spam: abuse@synapsecom.gr *
remarks:        * Peerings Enquiries: noc@synapsecom.gr *
remarks:        *******************************************
remarks:        
remarks:        The following BGP policy is applied to all customers:
remarks:        
remarks:        - Private networks are not accepted
remarks:        
remarks:        - IPv4 Prefixes longer than a /24 are not accepted.
remarks:        
remarks:        - IPv6 Prefixes longer than a /48 are not accepted.
remarks:        
remarks:        - Prefixes not matching import policy are rejected
remarks:        
remarks:        - RPKI mechanism is enabled
remarks:        
remarks:        - Prefixes with RPKI state INVALID are dropped
remarks:        
remarks:        - Customers must always have a valid route object
remarks:        
remarks:        - We accept Route Objects from any IRR (ie RIPE, etc)
remarks:        
remarks:        - Prefix limit is placed upon the number of prefixes
remarks:        received including a percentage amount for future growth
remarks:        
remarks:        - Advertisements tagged with communities other than
remarks:        those outlined below are reset by default at ingress
remarks:        
remarks:        - We do NOT honor the MED BGP attribute
remarks:        
remarks:        - We honor well known communities: no-export & no-advertise
remarks:        
remarks:        +=============================================================+
remarks:        
remarks:        +=============================================================+
remarks:        | SYNAPSECOM ROUTE TAGGING: |
remarks:        +=============================================================+
remarks:        Default Local Preference for Customers: 450
remarks:        8280:80 - set Local Preference to 80
remarks:        8280:500 - set Local Preference to 500
remarks:        ==============================================================
remarks:        Blackhole Community:
remarks:        8280:999 - set Blackhole tag
remarks:        ==============================================================
remarks:        
remarks:        UPSTREAM COMMUNITIES APPLIED AT INGRESS
remarks:        ===============================================================
remarks:        Community Upstream
remarks:        --------- -----------------------------------------------------
remarks:        8280:3000 LUMEN
remarks:        8280:3001 COGENT
remarks:        8280:3002 SEABONE
remarks:        8280:3003 GRIX-ATH
remarks:        8280:3004 GRIX-SKG
remarks:        8280:3005 BIX
remarks:        8280:3010 ALL-IX ROUTES
remarks:        ===============================================================
remarks:        
remarks:        CUSTOMER COMMUNITIES APPLIED AT INGRESS
remarks:        ===============================================================
remarks:        Community Data Center
remarks:        --------- -----------------------------------------------------
remarks:        8280:2900 SNC1 THESSALONIKI
remarks:        8280:2901 SNC2 ATHENS
remarks:        8280:2902 TISPARKLE ATHENS
remarks:        8280:2903 TELEPOINT SOFIA
remarks:        ===============================================================
remarks:        
remarks:        INTERNATIONAL TRAFFIC
remarks:        IX ADVERTISEMENTS NOT AFFECTED
remarks:        
remarks:        8280:2008 - announce to SEABONE only
remarks:        8280:2010 - announce to LUMEN only
remarks:        8280:2011 - announce to COGENT only
remarks:        
remarks:        ===============================================================
remarks:        
remarks:        8280:3356 - Don't announce to LUMEN
remarks:        8280:11 - Prepend x1 to LUMEN
remarks:        8280:12 - Prepend x2 to LUMEN
remarks:        8280:13 - Prepend x3 to LUMEN
remarks:        8280:111 - set no-export to LUMEN
remarks:        8280:112 - set no-advertise to LUMEN
remarks:        
remarks:        8280:174 - Don't announce to COGENT
remarks:        8280:211 - Prepend x1 to COGENT
remarks:        8280:212 - Prepend x2 to COGENT
remarks:        8280:213 - Prepend x3 to COGENT
remarks:        8280:221 - set no-export to COGENT
remarks:        8280:222 - set no-advertise to COGENT
remarks:        
remarks:        8280:6762 - Don't announce to SEABONE
remarks:        8280:61 - Prepend x1 to SEABONE
remarks:        8280:62 - Prepend x2 to SEABONE
remarks:        8280:63 - Prepend x3 to SEABONE
remarks:        8280:64 - set no-export to SEABONE
remarks:        8280:65 - set no-advertise to SEABONE
remarks:        
remarks:        8280:15169 - Don't announce to GOOGLE
remarks:        8280:223 - Prepend x1 to GOOGLE
remarks:        8280:224 - Prepend x2 to GOOGLE
remarks:        8280:225 - Prepend x3 to GOOGLE
remarks:        8280:226 - set no-export to GOOGLE
remarks:        8280:227 - set no-advertise to GOOGLE
remarks:        
remarks:        8280:1566 - Don't announce to BIX
remarks:        8280:41 - Prepend x1 to BIX
remarks:        8280:42 - Prepend x2 to BIX
remarks:        8280:43 - Prepend x3 to BIX
remarks:        8280:141 - set no-export to BIX
remarks:        8280:142 - set no-advertise to BIX
remarks:        
remarks:        8280:5407 - Don't announce to GRIX-ATH
remarks:        8280:401 - Prepend x1 to GRIX-ATH
remarks:        8280:402 - Prepend x2 to GRIX-ATH
remarks:        8280:403 - Prepend x3 to GRIX-ATH
remarks:        8280:404 - set no-export to GRIX-ATH
remarks:        8280:405 - set no-advertise to GRIX-ATH
remarks:        
remarks:        8280:5406 - Don't announce to GRIX-SKG
remarks:        8280:411 - Prepend x1 to GRIX-SKG
remarks:        8280:412 - Prepend x2 to GRIX-SKG
remarks:        8280:413 - Prepend x3 to GRIX-SKG
remarks:        8280:414 - set no-export to GRIX-SKG
remarks:        8280:415 - set no-advertise to GRIX-SKG
remarks:        
remarks:        +=========================================================+
remarks:        | ROUTING POLICY for SYNAPSECOM AS8280 |
remarks:        +=========================================================+
remarks:        +=========================================================+
remarks:        | SYNAPSECOM UPSTREAMS |
remarks:        +=========================================================+
remarks:        
remarks:        === LUMEN ====
remarks:        
remarks:        === COGENT ===
remarks:        
remarks:        === SEABONE ===
remarks:        
remarks:        +=========================================================+
remarks:        | GOOGLE PNI |
remarks:        +=========================================================+
remarks:        
remarks:        === GOOGLE ===
remarks:        from AS15169 action pref=140; accept AS15169
remarks:        to AS15169 announce AS-SYNAPSECOM
remarks:        
remarks:        +=========================================================+
remarks:        | BIX PEERINGS SOFIA |
remarks:        +=========================================================+
remarks:        
remarks:        === BIX ===
remarks:        from AS15669 action pref=140; accept ANY
remarks:        to AS15669 announce AS-SYNAPSECOM
remarks:        
remarks:        === AMAZON ===
remarks:        from AS16509 action pref=160; accept AS16509
remarks:        to AS16509 announce AS-SYNAPSECOM
remarks:        
remarks:        === FACEBOOK ===
remarks:        from AS32934 action pref=160; accept AS32934
remarks:        to AS32934 announce AS-SYNAPSECOM
remarks:        
remarks:        === HURRICANE ELECTRIC ===
remarks:        
remarks:        === YAHOO ===
remarks:        from AS10310 action pref=160; accept AS10310
remarks:        to AS10310 announce AS-SYNAPSECOM
remarks:        
remarks:        === EDGECAST ===
remarks:        from AS15133 action pref=160; accept AS15133
remarks:        to AS15133 announce AS-SYNAPSECOM
remarks:        
remarks:        === GCORE ===
remarks:        from AS199524 action pref=160; accept AS199524
remarks:        to AS199524 announce AS-SYNAPSECOM
remarks:        
remarks:        === PATH NETWORK ===
remarks:        from AS396998 action pref=160; accept AS396998
remarks:        to AS396998 announce AS-SYNAPSECOM
remarks:        
remarks:        +=========================================================+
remarks:        | GR-IX PEERINGS (GREEK INTERNET EXCHANGE - SKG) |
remarks:        +=========================================================+
remarks:        
remarks:        === GR-IX ===
remarks:        
remarks:        === CLOUDFLARE ===
remarks:        
remarks:        === S3 COMPANY ===
remarks:        
remarks:        +=========================================================+
remarks:        | GR-IX PEERINGS (GREEK INTERNET EXCHANGE - ATH) |
remarks:        +=========================================================+
remarks:        
remarks:        === GR-IX ===
remarks:        
remarks:        === OTENET ATH02 ===
remarks:        
remarks:        === OTENET ATH03 ===
remarks:        
remarks:        === AMAZON ===
remarks:        from AS16509 action pref=150; accept AS16509
remarks:        to AS16509 announce AS-SYNAPSECOM
remarks:        
remarks:        === MICROSOFT ===
remarks:        
remarks:        === CLOUDFLARE ===
remarks:        
remarks:        === HURRICANE ELECTRIC ===
remarks:        
remarks:        === LAMDA HELIX ===
remarks:        
remarks:        === O3B NETWORKS ===
remarks:        
remarks:        === MODULUS ===
remarks:        
remarks:        === EDGOO ===
remarks:        
remarks:        === RIOT GAMES INC ===
remarks:        
remarks:        === HOSTMEIN ===
remarks:        
remarks:        === HCN ===
remarks:        
remarks:        === VERISIGN ===
remarks:        
remarks:        === TOPHOST ===
remarks:        
remarks:        === INALAN ===
remarks:        from AS200736 action pref=150; accept AS199246
remarks:        to AS200736 announce AS-SYNAPSECOM
remarks:        
remarks:        === PCH ===
remarks:        
remarks:        === SUPERVOICE ===
remarks:        
remarks:        === DEH ===
remarks:        
remarks:        +=========================================================+
remarks:        | CUSTOMER PEERINGS |
remarks:        +=========================================================+
remarks:        
remarks:        === NETERRA ===
remarks:        
remarks:        === MICROBASE-AS ===
remarks:        
remarks:        === FTN ===
remarks:        
remarks:        === INTERTELECOM-GR ===
remarks:        
remarks:        === GREEKSTREAM NETWORKS ===
remarks:        
remarks:        === MVPS ===
remarks:        
remarks:        === SKYLINK ===
remarks:        
remarks:        === TELEHOUSE ===
remarks:        
remarks:        === TRIGONON DATA SERVICES LTD ===
remarks:        
remarks:        === MYIP ===
remarks:        
remarks:        === WICON ===
remarks:        
remarks:        === GREEN FLOID LLC ===
remarks:        
remarks:        === GRID TELECOMS ===
remarks:        
admin-c:        SA31393-RIPE
tech-c:         SA31393-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-SYNAPSECOM
created:        2007-06-18T11:49:04Z
last-modified:  2026-09-18T10:39:48Z
source:         RIPE
% 146 routing policy lines (import/export) not shown