PR Newswire
Cluster stats
Netblocks18
All fragments 617 blocks across 322 clusters
Cluster ID191757565
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 17 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (18)

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CIDR Org name Registry Status Confidence
63.236.100.0/24 PR Newswire BGP ANNOUNCED ● high
64.14.144.0/24 PR Newswire BGP ANNOUNCED ● high
65.123.29.0/24 PR Newswire BGP ANNOUNCED ● high
66.77.16.0/24 PR Newswire BGP ANNOUNCED ● high
194.153.136.0/24 PR Newswire Europe Ltd. BGP ANNOUNCED ● high
194.153.136.0 – 194.153.144.255 PR Newswire Europe Ltd. RIPE ASSIGNED PI ● high
194.153.137.0/24 PR Newswire Europe Ltd. BGP ANNOUNCED ● high
198.199.175.0/24 PR Newswire BGP ANNOUNCED ● high
198.199.176.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.16.0 – 199.230.29.255 PR Newswire ARIN ● high
199.230.19.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.24.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.25.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.27.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.28.0/24 PR Newswire BGP ANNOUNCED ● high
199.230.29.0/24 PR Newswire BGP ANNOUNCED ● high
206.155.72.0/24 PR Newswire BGP ANNOUNCED ● high
2a00:2381:1bee::/48 PR-NEWSWIRE RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: F how networks compare →
5.6% of checked blocks have valid RPKI ROA coverage (1 of 18)
Possible discrepancies (1)

These blocks are registered to PR Newswire but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:1bee::/48 /48 authorized for AS2856 — British Telecommunications PLC

NIC Handles

ABUSE7955-ARIN AS21622 AS9090 BTNET-MNT Cision-MNT Cision-MNT DUMY-RIPE DUMY-RIPE HOCHS4-ARIN JAMED-ARIN MATHI254-ARIN ORG-PNEL2-RIPE +5 more