HomeASN LookupAS1257

AS1257 SWIPNET - Tele2 Sverige AB

🇪🇺

Org handle: ORG-TA44-RIPE

TELE2

RIPE NCCallocated
Announced Prefixes (BGP)
433total
393 IPv440 IPv6
IPv4 Addresses
Allocated (RIR)7.5M
Announced (BGP)7.8M
IPv6 Addresses
Allocated (RIR)1.7×10³¹
Announced (BGP)1.7×10³¹
Prefix Limit (IPv4)
10,000
Prefix Limit (IPv6)
200
Country
🇪🇺 EU
RIR
RIPE NCC
Status
allocated
Allocated
1993-09-01

Routing hygiene

Score 26/100 · Medium risk
RPKI ROA coverage
45.8%
1 prefix RPKI invalid
IRR route objects
97.5%
6 prefixes registered for another origin
Hijack signals
3
0 announced against others' ROAs, 3 own announced by others
Upstreams
8
diversity 40/100
  • 54% of announced prefixes (237 of 437) have no valid ROA, 1 of them RPKI invalid
  • 6 prefixes registered in IRR route objects for another active network and not authorized by a ROA

Based on 437 announced prefixes, updated daily (2026-10-21). How the score works · RPKI explained

Listed on the threat map (2026-10-21)

Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.

Announced Prefixes

(BGP)433
|
Prefix
RPKI
IRR
Last Seen
5.240.0.0/14
 Valid
RIPE
-
5.240.0.0/15
 Valid--
5.242.0.0/15
 Valid--
31.15.32.0/19
 Valid
RIPE
-
37.0.128.0/17
 Valid
RIPE
-
37.2.0.0/15
 Valid
RIPE
-
37.196.0.0/14
 Valid
RIPE
-
37.233.64.0/20
 Valid
RIPE
-
46.17.184.0/21
No ROA
RIPE
-
62.65.0.0/19
 Valid
RIPE
-
1-10 of 433
1 / 44

Allocated Prefixes

(RIR)338
Prefix
Country
RIR
Status
5.240.0.0/14🇸🇪 SERIPENCCallocated
5.240.0.0/15🇱🇻 LVRIPEassigned
5.242.0.0/15🇱🇹 LTRIPEassigned
31.15.32.0/19🇸🇪 SERIPENCCallocated
37.0.128.0/17🇸🇪 SERIPENCCallocated
37.2.0.0/15🇸🇪 SERIPENCCallocated
37.196.0.0/14🇸🇪 SERIPENCCallocated
37.233.64.0/20🇸🇪 SERIPENCCallocated
46.17.184.0/21🇸🇪 SERIPENCCallocated
62.65.0.0/19🇸🇪 SERIPENCCallocated
1-10 of 338
1 / 34

All 433 announced prefixes of AS1257 →

Downstream Customers(7)

ASNName
AS9201🇸🇪SWAF Swedish Armed Forces
AS197942🇸🇪FSK Forsakringskassan
AS200712🇸🇪OUTPOST24 Outpost 24 AB
AS211453🇸🇪RIKSGALDEN-AS Riksgaldskontoret
AS214132🇪🇪EE-3NV-AS 3NV OU
AS215063🇸🇪KungalvEnergi Kungalv Energi AB
AS215783🇸🇪scandinavian-as Scandinavian Hosting AB

BGP Neighbours

(seen in AS paths)

Upstreams (8)

Networks AS1257 hands its own prefixes to: transit providers, or peers at an exchange.

  • AS2914NTT America319
  • AS9002RETN Limited75
  • AS174Cogent Communications23
  • AS12956TELXIUS TELEFONICA GLOBAL SOLUTIONS SL8
  • AS6939Hurricane Electric5
  • AS6204ZET NET INTERKVM HOST1
  • AS42708GLESYS AB1
  • AS197603Bearnet Transtema Network Services AB1

Downstreams (100 of 185)

Networks whose own prefixes AS1257 passes on: usually its customers.

  • AS35041NET BINERO STHLM1 Binero AB247
  • AS198068PAGM CLOUD.DOG OU102
  • AS12597GOTANET Gotalandsnatet AB43
  • AS202296MicroGroup Europe AB35
  • AS9201SWAF Swedish Armed Forces34
  • AS25252VolvoIT Volvo Information Technology AB29
  • AS197942FSK Forsakringskassan24
  • AS28854HIGHLANDNET SWEDEN SavMAN AB23
  • AS44320SEBNET Skandinaviska Enskilda Banken AB21
  • AS48803MEDIATEKNIK I Varberg AB19
  • AS5411Tieto Oyj18
  • AS8674NETNOD IX Netnod AB13
  • AS50572ZETUPNET Nordlo Improve AB13
  • AS198568ATEA Sverige AB13
  • AS3166OREBRO Kommun12
  • AS44529GEELY Europe Innovation And Collaboration AB12
  • AS201601Astrec Data Astrec Data OU12
  • AS206774Inetbolaget Internetnord AB12
  • AS47467GRIFFEL AB11
  • AS200881NORRKOPING Norrkopings Kommun11
  • AS34941CYBERCOM Cygrids Communications AB10
  • AS197581Conect Networks And Information Technology I Jonkoping AB10
  • AS8368DSTNY BACKBONE Dstny BE N.V9
  • AS39078GDM Konsult AB8
  • AS48942DENET Daniel Eriksson Teknik AB8
  • AS209041KARNIT CoreIT AB8
  • AS34946WetterNet Jonkoping Energi AB7
  • AS47234Oktv Olofstroms Kabel TV AB7
  • AS62313PROACT IT UK Limited7
  • AS200712OUTPOST24 Outpost 24 AB7
  • AS8240AS8240 Information System Authority6
  • AS34686AFFV Affarsverken Karlskrona AB6
  • AS39570LOOPIA AB6
  • AS44769BOSNET Aktiebolag6
  • AS49079CONAPTO AB6
  • AS51899HIT NET Hoglandsforbundet6
  • AS206804EstNOC GLOBAL Realcloud OU6
  • AS209236HCLtechnologies SE HCL Technologies Sweden AB6
  • AS12757IPTRON IPTRON.NET OU5
  • AS15912CL Infracom Connect AB5
  • AS29468INFRACOM Managed Services AB5
  • AS34385TRIPNET AB5
  • AS35445JKP SE Jonkoping Kommun5
  • AS41528LOOPIA3 Loopia AB5
  • AS44136ASODERLAND ODERLAND Webbhotell AB5
  • AS44746SiLA5 Satellithuset I Limmared AB5
  • AS48904VaggerydEnergi Vaggeryds Energi AB5
  • AS57084BjareKraft Bjare Kraft Ekonomisk Forening5
  • AS57208Advania IMP SE Advania Sverige AB5
  • AS57602STATENS JORDBRUKSVERK ASN Statens Jordbruksverk5
  • AS62463SUNDSVALL Sundsvalls Kommun5
  • AS197564INTERNETSTIFTELSEN Stiftelsen For Internetinfrastruktur5
  • AS20861FUJITSU SE Fujitsu Sweden AB4
  • AS25181EU SONY Europe B.V4
  • AS30795BRS Networks BRS Networks AB4
  • AS35814RESURS Bank AB4
  • AS38956ASN UPPSALA Kommun4
  • AS42318FASTBIT AB4
  • AS43809FORSS IT AB4
  • AS49770INTERNETPORT Sweden AB4
  • AS50171SE INDICATE IT AB4
  • AS59437NORTHERNDATA Northern Data4
  • AS59807SWEDBANK AB4
  • AS197425SAAB ASN Saab AB4
  • AS198008RK Regeringskansliet4
  • AS198463OCNET On 1 Call Support AB4
  • AS199768Karlstad Karlstads Kommun4
  • AS199973MIGR Migrationsverket4
  • AS200675HYDRO66 NORTHERN DATA SERVICES (UK) LIMITED4
  • AS201906EESTIPOST Eesti Post AS4
  • AS205916FrejaEid Freja EID Group AB4
  • AS206799EPM Nordlo Advance AB4
  • AS207932NetNordicSwedenAB NetNordic Sweden AB4
  • AS215138KRISTIANSTADS KOMMUN Kristianstads Kommun4
  • AS215395HOGIA Infrastructure Services AB4
  • AS3327CITIC Telecom CPC Netherlands B.V3
  • AS9059AWS EU Amazon Data Services Ireland3
  • AS12935QDSverigeAB QD Sverige AB3
  • AS39658SCB Statistics Sweden3
  • AS41216EXCANTO Advania Sverige AB3
  • AS43012GASTABUD SE Gastabudstaden AB3
  • AS43096Diaf Ds02 Diagonal Forlags AB3
  • AS43958TALLINK AS Tallink Grupp3
  • AS44743BORNET Naetkraft Boraas Infra AB3
  • AS44883NOSSEBRO Nossebroortens Energi Ekonomisk Forening3
  • AS49272Banverket Trafikverket3
  • AS49604ZONE Media OU3
  • AS49959Readspeaker AB3
  • AS51821FORTLAX Cloudist AB3
  • AS58320SKOGSTY Skogsstyrelsen3
  • AS60238SCAFP SCA FORESTPRODUCTS AB3
  • AS201641SVT Sveriges Television Aktiebolag3
  • AS202646SE LKAB Luossavaara Kiirunavaara AB3
  • AS204850SODERTALJE ASN Sodertalje Kommun3
  • AS205574BORAS STAD ASN Boras Kommun3
  • AS206258SE OMICT Avoki Services AB3
  • AS207448PEMA KOMMUNIKATIONER Pema Kommunikationer AB3
  • AS208298REGIONHALLAND Region Halland3
  • AS214132EE 3NV OU3
  • AS215063KungalvEnergi Kungalv Energi AB3

Other adjacent networks (9)

Adjacent to AS1257 in the transit part of AS paths: peers, providers or customers.

  • AS34244TELESERVICE Bredband Skane AB32
  • AS60068CDN77 Datacamp Limited27
  • AS15412FLAG Telecom UK Limited8
  • AS3333RIPE NCC Reseaux IP Europeens Network Coordination Centre (RIPE NCC)7
  • AS6453TATA COMMUNICATIONS (AMERICA)2
  • AS8434TELENOR SE Telenor Sverige AB2
  • AS12552GlobalConnect AS12552 GlobalConnect AB2
  • AS212895ROUTE64 ORG Johannes Ernst2
  • AS1299TWELVE99 Arelion Sweden AB1
ASPA
No ASPA0 upstreams, 7 downstreams
Listed as Upstream Provider by
7 ASNs
View full ASPA details →
Abuse Contact
External Links
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API
Open
GEThttps://api.ipctl.io/v1/asn/1257

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/1257" | jq