George Mason University

BGP inherited
Cluster stats
Netblocks30
All fragments 189 blocks across 100 clusters
Cluster ID204417091
RegistryAFRINIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 27 shared RIR contact/maintainer handles
Registry names 10 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

4 weekly snapshots · JSON
30 0 netblocks since 2026-07-05
2026-07-05 peak 30 2026-07-13

IP Ranges (30)

⬇ export CSV
CIDR Org name Registry Status Confidence
58.185.113.48/28 GEORGE-SG APNIC ASSIGNED NON-PORTABLE ● high
129.174.0.0/16 George Mason University ARIN ● high
129.174.0.0/19 George Mason University BGP ANNOUNCED ● high
129.174.0.0/17 George Mason University BGP ANNOUNCED ● high
129.174.0.0/18 George Mason University BGP ANNOUNCED ● high
129.174.32.0/19 George Mason University BGP ANNOUNCED ● high
129.174.64.0/19 George Mason University BGP ANNOUNCED ● high
129.174.64.0/18 George Mason University BGP ANNOUNCED ● high
129.174.96.0/19 George Mason University BGP ANNOUNCED ● high
129.174.128.0/19 George Mason University BGP ANNOUNCED ● high
129.174.128.0/18 George Mason University BGP ANNOUNCED ● high
129.174.128.0/17 George Mason University BGP ANNOUNCED ● high
129.174.160.0/19 George Mason University BGP ANNOUNCED ● high
129.174.192.0/18 George Mason University BGP ANNOUNCED ● high
129.174.192.0/19 George Mason University BGP ANNOUNCED ● high
129.174.224.0/19 George Mason University BGP ANNOUNCED ● high
192.5.215.0/24 George Mason University BGP ANNOUNCED ● high
199.26.254.0/24 George Mason University BGP ANNOUNCED ● high
206.126.237.48/32 George Mason University PEERINGDB ASSIGNED ● high
2001:504:0:2:0:1:1279:1/128 George Mason University PEERINGDB ASSIGNED ● high
2620:10e:6000::/40 George Mason University BGP ANNOUNCED ● high
81.178.139.198/31 GEORGE-LEE RIPE ASSIGNED PA ● low
92.103.39.144/29 GEORGE-E3M2 RIPE ASSIGNED PA ● low
92.103.39.244/30 GEORGE-E3M2 RIPE ASSIGNED PA ● low
102.22.218.157/32 george_ene AFRINIC ASSIGNED PA ● low
195.99.192.136/29 GEORGE-J RIPE ASSIGNED PA ● low
203.172.2.192/27 GEORGE-PH APNIC ASSIGNED NON-PORTABLE ● low
2a00:2381:3eb4::/48 GEORGE-COX RIPE AGGREGATED-BY-LIR ● low
2a00:2381:e16b::/56 GEORGE-J RIPE ASSIGNED ● low
2a00:2381:e16b::/48 GEORGE-J RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: D how networks compare →
30.0% of checked blocks have valid RPKI ROA coverage (9 of 30)
Possible discrepancies (3)

These blocks are registered to George Mason University 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:e16b::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:3eb4::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:e16b::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

ABUSE3233-ARIN AE135-AP AG328-AP AO49-afrinic AS11279 AS11279 AS2068-AP BBL14-RIPE BTA45-ARIN BTNET-MNT COMPLETEL-MNT DANGT5-ARIN +15 more