AS19318 IS-AS-1 - Interserver, Inc
🇺🇸ARINassigned
Announced Prefixes (BGP)
162total
132 IPv430 IPv6
IPv4 Addresses
Allocated (RIR)182,272
Announced (BGP)222,464
IPv6 Addresses
Allocated (RIR)7.8×10³⁰
Announced (BGP)9.5×10³⁰
Routing hygiene
Score 51/100 · High riskRPKI ROA coverage
52.1%
14 prefixes RPKI invalid
IRR route objects
85.3%
20 prefixes registered for another origin
Hijack signals
10
8 announced against others' ROAs, 2 own announced by others
Upstreams
9
diversity 70/100
- 48% of announced prefixes (78 of 163) have no valid ROA, 14 of them RPKI invalid
- Announces 8 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)
- 7 prefixes registered in IRR route objects for another active network and not authorized by a ROA
- 15% of announced prefixes (24 of 163) have no IRR route object for this ASN
Based on 163 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained
Announced Prefixes
(BGP)162|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-27 | |
5.231.41.0/24MOAS | Invalid | - | 2026-10-27 |
5.231.240.0/24MOAS | Invalid | - | 2026-10-27 |
| Valid | Other IRRRIPE | 2026-10-27 | |
| No ROA | Other IRR | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | RIPE | 2026-10-27 | |
| Valid | RIPE | 2026-10-27 | |
45.135.128.0/24MOAS | Invalid | - | 2026-10-27 |
| No ROA | - | 2026-10-27 |
1-10 of 162
1 / 17
Allocated Prefixes
(RIR)88Prefix | Country | RIR | Status |
|---|---|---|---|
| 2.56.101.0/24 | 🇵🇱 PL | RIPE | assigned |
| 5.231.41.0/24 | 🇩🇪 DE | RIPE | assigned |
| 5.231.240.0/24 | 🇩🇪 DE | RIPE | assigned |
| 31.57.96.0/24 | 🇭🇰 HK | RIPE | assigned |
| 45.12.61.0/24 | 🇸🇨 SC | RIPENCC | allocated |
| 45.85.160.0/24 | 🇺🇸 US | RIPE | assigned |
| 45.86.12.0/24 | 🇩🇪 DE | RIPE | assigned |
| 45.135.128.0/24 | 🇺🇸 US | RIPE | assigned |
| 64.20.32.0/19 | 🇺🇸 US | ARIN | allocated |
| 66.23.224.0/20 | 🇺🇸 US | ARIN | allocated |
1-10 of 88
1 / 9
All 162 announced prefixes of AS19318 →
BGP Neighbours
(seen in AS paths)Upstreams (9)
Networks AS19318 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (32)
Networks whose own prefixes AS19318 passes on: usually its customers.
- AS41745FORTIS Baykov Ilya Sergeevich13
- AS44382WhiteLabel Fiba Cloud Operation Company10
- AS210558Services 1337 Services9
- AS397563ADEOX9
- AS64245DigitalFyre Internet Solutions7
- AS135392MillenialHost Limited7
- AS393582VIDEO DIRECT SATELLITE & ENTERTAINMENT7
- AS55079Third Gear Networks6
- AS216475Nktelecom6
- AS201813Contrust Solutions Contrust Solutions S.R.L5
- AS399122VPS House Technology Group5
- AS11832Bridge & Byte Consulting4
- AS203662PL 3K33 Sp. Z O.O4
- AS204491TEKNOSOS4
- AS218731Andris Jakovlevs Andris Jakovlevs3
- AS398951WebStream3
- AS34224NETERRA2
- AS48269IDENTIQA Astralus2
- AS63989DE2
- AS211301UNESTY Collin Schneeweiss Trading Unesty Company2
- AS212890AetherCloud ONEMAN NETWORK LIMITED2
- AS214663DanBot Hosting DanBot Hosting2
- AS402537YMISO2
- AS19949FNFISP1
- AS33685Loafhosts1
- AS206819Markahost1
- AS209896LexistarAllianceLTD Contrust Solutions S.R.L1
- AS210356BattleHost KAUA REIS DA SILVA Trading BattleHost1
- AS211486AAA Alferov Aleksey Aleksandrovich1
- AS213186AYSTOR Yanoor Islam Khan1
- AS214054CHARTVPS 1 Nitrode Corporation Trading ChartVPS Technologies1
- AS215691HOSTEALO AP INTERACTIVE SOLUTIONS SL1
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/19318Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/19318" | jq