asn.dev

Routing security

AS29577 IUT-AS Isfahan University of Technology

Unclassified RIPE

RPKI valid 100% 17 of 17 announcements
RPKI invalid 0 none
No ROA 0 not covered by any ROA
IRR registered 100% 0 missing · 0 other origin
ROAs 41 authorising this AS

Announcements

What this network originates

17 observed

Every prefix observed with AS29577 as its origin, checked against RPKI and the IRR. Problems sort first.

PrefixRPKIIRRVantage points
92.249.57.0/24RPKI validIRR53
92.249.58.0/24RPKI validIRR53
92.249.59.0/24RPKI validIRR53
176.101.48.0/21RPKI validIRR54
176.101.48.0/24RPKI validIRR54
176.101.49.0/24RPKI validIRR54
176.101.50.0/24RPKI validIRR54
176.101.51.0/24RPKI validIRR54
176.101.52.0/24RPKI validIRR54
176.101.53.0/24RPKI validIRR54
176.101.54.0/24RPKI validIRR54
176.101.55.0/24RPKI validIRR54
194.146.148.0/22RPKI validIRR54
194.146.148.0/24RPKI validIRR54
194.146.149.0/24RPKI validIRR54
194.146.150.0/24RPKI validIRR54
194.146.151.0/24RPKI validIRR54

RPKI · ROAs

Route origin authorisations

41 ROAs

Signed statements by address holders that AS29577 may originate these prefixes, up to the maximum length shown.

PrefixMax lengthTrust anchor
5.160.16.0/24/24RIPENCC
81.12.0.0/22/24RIPENCC
92.249.56.0/22/22RIPENCC
92.249.56.0/24/24RIPENCC
92.249.57.0/24/24RIPENCC
92.249.58.0/24/24RIPENCC
92.249.59.0/24/24RIPENCC
176.101.32.0/20/20RIPENCC
176.101.32.0/24/24RIPENCC
176.101.33.0/24/24RIPENCC
176.101.34.0/24/24RIPENCC
176.101.35.0/24/24RIPENCC
176.101.36.0/24/24RIPENCC
176.101.37.0/24/24RIPENCC
176.101.38.0/24/24RIPENCC
176.101.39.0/24/24RIPENCC
176.101.40.0/24/24RIPENCC
176.101.41.0/24/24RIPENCC
176.101.42.0/24/24RIPENCC
176.101.43.0/24/24RIPENCC
176.101.44.0/24/24RIPENCC
176.101.45.0/24/24RIPENCC
176.101.46.0/24/24RIPENCC
176.101.47.0/24/24RIPENCC
176.101.48.0/21/21RIPENCC
176.101.48.0/24/24RIPENCC
176.101.49.0/24/24RIPENCC
176.101.50.0/24/24RIPENCC
176.101.51.0/24/24RIPENCC
176.101.52.0/24/24RIPENCC
176.101.53.0/24/24RIPENCC
176.101.54.0/24/24RIPENCC
176.101.55.0/24/24RIPENCC
194.146.148.0/22/22RIPENCC
194.146.148.0/24/24RIPENCC
194.146.149.0/24/24RIPENCC
194.146.150.0/24/24RIPENCC
194.146.151.0/24/24RIPENCC
194.225.125.0/24/24RIPENCC
194.225.126.0/24/24RIPENCC
2001:14e8:8::/48/48RIPENCC

ROA-based and RPKI-valid-only prefix lists for routers are on asn.ipinfo.app.

RPKI · ASPA

Declared transit providers

No ASPA record This network has not published an ASPA object. ASPA lets a network sign the list of its transit providers, so routers can reject paths that route through anyone else (route leaks). Only a few thousand networks publish one so far, so its absence is normal.

IRR

Registered route objects

19 objects · 2 not announced

Route objects naming AS29577 as origin, across RADb, the RIR registries, ALTDB and NTTCOM. Objects that are registered but not announced come first: a stale object lets anyone who can spoof this origin through an IRR-built filter.

PrefixSourceDescriptionMaintainerChangedRouting
81.12.0.0/22RIPE—MNT-RSPN2018-12-11Not announced
2a09:ad00::/29RIPE—ITIUT-MNT2024-05-27Not announced
92.249.57.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-22Announced
92.249.58.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-22Announced
92.249.59.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-22Announced
176.101.48.0/21RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.48.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.49.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.50.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.51.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.52.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.53.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.54.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
176.101.55.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
194.146.148.0/22RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
194.146.148.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
194.146.149.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
194.146.150.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced
194.146.151.0/24RIPE—MNT-IR-ISFAHAN1-12024-04-24Announced

IRR

AS-sets

The as-set is what upstreams expand to build this network's customer filter. Sets that list AS29577 directly show who expects to carry it.

AS-setWhereRelationship
AS-DCIRIPELists AS29577 as a direct member
AS-EMIXRADBLists AS29577 as a direct member
AS-IR-ASNRIPELists AS29577 as a direct member
AS-IRANET-IPMRIPELists AS29577 as a direct member
AS-IRANET-IPM-V6RIPELists AS29577 as a direct member
AS-ISDPRIPELists AS29577 as a direct member
AS-QTEL-TRANSIT-SETRIPELists AS29577 as a direct member
AS-SHATELRIPELists AS29577 as a direct member
AS-TICGWRIPELists AS29577 as a direct member
AS-TICIRRIPELists AS29577 as a direct member
AS-TRANSROUTE-SPECRIPELists AS29577 as a direct member
AS3491:AS-CUSTOMERS-EURADBLists AS29577 as a direct member
AS34984:AS-TELLCOMRIPELists AS29577 as a direct member
AS41194:AS-RASCOMRIPELists AS29577 as a direct member

RPKI from rpki-client, validated 2026-11-03 13:02 UTC. IRR from ARIN, RADB, RIPE, ALTDB, APNIC, LACNIC, NTTCOM, AFRINIC, collected 2026-11-03. Cross-check on bgp.he.net.