AS1097 CORE-TRANSIT - Core Transit LLC
🇺🇸ARINassigned
Announced Prefixes (BGP)
23total
15 IPv48 IPv6
IPv4 Addresses
Allocated (RIR)7,168
Announced (BGP)4,864
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)1.9×10²⁸
Routing hygiene
Score 9/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
3
0 announced against others' ROAs, 3 own announced by others
Upstreams
3
diversity 62/100
- 3 prefixes of this ASN announced by another network against its ROAs
Based on 23 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained
Announced Prefixes
(BGP)23|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | - | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 |
1-10 of 23
1 / 3
Allocated Prefixes
(RIR)8Prefix | Country | RIR | Status |
|---|---|---|---|
| 23.178.168.0/24 | 🇺🇸 US | ARIN | allocated |
| 50.20.192.0/22 | 🇺🇸 US | ARIN | allocated |
| 130.51.198.0/23 | 🇺🇸 US | ARIN | allocated |
| 134.199.54.0/23 | 🇺🇸 US | ARIN | allocated |
| 134.199.56.0/23 | 🇺🇸 US | ARIN | allocated |
| 167.88.208.0/20 | 🇺🇸 US | ARIN | allocated |
| 198.102.29.0/24 | 🇺🇸 US | ARIN | allocated |
| 2607:77c0::/32 | 🇺🇸 US | ARIN | allocated |
All 23 announced prefixes of AS1097 →
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS1097 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (15)
Networks whose own prefixes AS1097 passes on: usually its customers.
- AS14872GZ Scientific16
- AS53451NetX Internet3
- AS215931BARNACONSULTING BARNA CONSULTING S.A.S3
- AS63260Alyeska2
- AS402101ALLOY2
- AS402393RockyNet2
- AS402864SlateIT2
- AS402968Spear2
- AS992Modest Labs1
- AS11925Ruesch Consulting1
- AS16827Lawton Information Services1
- AS36326Techwebhosting Internet Solutions1
- AS40911L2Networks1
- AS63375Full Span Solutions1
- AS402145Galactic Services1
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/1097Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/1097" | jq