AS21738 ROZINT - Rozint
🇺🇸ARINassignedASPA Published
Announced Prefixes (BGP)
17total
8 IPv49 IPv6
IPv4 Addresses
Allocated (RIR)2,304
Announced (BGP)2,816
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)6.2×10²⁶
Routing hygiene
Score 5/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
3
diversity 49/100
- All announced prefixes have a valid ROA and a matching IRR route object
Based on 17 announced prefixes, updated daily (2026-10-25). How the score works · RPKI explained
Announced Prefixes
(BGP)17|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 |
1-10 of 17
1 / 2
Allocated Prefixes
(RIR)7Prefix | Country | RIR | Status |
|---|---|---|---|
| 2.59.255.0/24 | 🇺🇸 US | RIPENCC | allocated |
| 23.150.40.0/24 | 🇺🇸 US | ARIN | allocated |
| 23.150.41.0/24 | 🇺🇸 US | ARIN | allocated |
| 23.160.200.0/24 | 🇺🇸 US | ARIN | allocated |
| 185.125.142.0/24 | 🇺🇸 US | RIPENCC | allocated |
| 216.40.92.0/22 | 🇺🇸 US | ARIN | allocated |
| 2607:cd40::/32 | - | ARIN | reserved |
All 17 announced prefixes of AS21738 →
Upstream Providers(4)
Downstream Customers(17)
| ASN | Name |
|---|---|
| AS6517 | 🇺🇸LAKENETWORKS-AS - LAKENETWORKS |
| AS6589 | 🇺🇸ROZINT - Rozint |
| AS23507 | 🇺🇸AVSISP - AV SERVICES LLC |
| AS26006 | 🇺🇸EXODO - Exodo LLC |
| AS30114 | 🇺🇸DECIMA-LLC - Decima LLC |
| AS30690 | 🇺🇸KAZEHANA-NETWORKS - Kazehana Networks LLC |
| AS47689 | 🇺🇸Pudu Pudu, LLC |
| AS54148 | 🇨🇦DYNAMIC-QUANTUM-NETWORKS - Dynamic Quantum Networks |
| AS199518 | 🇺🇸GSHAPIRO-AS Gregory Shapiro |
| AS200242 | 🇩🇪de-theirs Ember Ana Reimer |
| AS207852 | 🇲🇾Y525-Network Yonghan Ching |
| AS211986 | 🇬🇧Athlok-BGP-Collector Athlok Ltd |
| AS215207 | 🇺🇸AETHERNET Henrik Van Tassell |
| AS216096 | 🇦🇩SECUREPEAK Alex Terrats Ciberseguretat SLU |
| AS216107 | 🇳🇱FRUMENTUM Noah van der Aa trading as Frumentum Media |
| AS402247 | 🇺🇸FLEW - flew llc |
| AS403060 | 🇺🇸SIGNAL9-LAB-NET - Cloud |
BGP Neighbours
(seen in AS paths)Upstreams (4)
Networks AS21738 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (29)
Networks whose own prefixes AS21738 passes on: usually its customers.
- AS151349Yuki Network6
- AS402247Flew5
- AS6517LAKENETWORKS3
- AS53388Tefexia LC3
- AS54852F4 Networks3
- AS200242De Theirs Ember Ana Reimer3
- AS216107FRUMENTUM Noah Van Der Aa Trading Frumentum Media3
- AS6589Rozint2
- AS14923Graham Technology Solutions2
- AS30114Decima2
- AS30690Kazehana Networks2
- AS202340Sanoj Kumar Sanoj Kumar2
- AS214430Xronos Takahiro Fukushima2
- AS399542Flying Goose Systems2
- AS401710CloudMesh Labs2
- AS23459Applebee1
- AS26006Exodo1
- AS54148Dynamic Quantum Networks1
- AS58057SECUREBIT1
- AS200160PONGERY Putu Paundrayana Waringin1
- AS200690YOURSUNNY Junxiao Shi1
- AS212895ROUTE64 ORG Johannes Ernst1
- AS213880JORGE JANAITE NETO Jorge Janaite Neto1
- AS216052CDUBS NET Craig Schulz1
- AS216242JUTLEY Jeremy Utley1
- AS270142Castor Networks Mexico1
- AS396962MGA ENTERTAINMENT1
- AS400451Curium Technologies1
- AS401700Joy Labs Ventures1
ASPA
Published4 upstreams, 17 downstreams
Listed as Upstream Provider by
17 ASNsExternal 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/21738Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/21738" | jq