UNIVERSITY OF DELAWARE — IP ranges & network footprint

IP Ranges (11)

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CIDR	Org name	Registry	Status	Confidence
38.115.62.0/24	University of Delaware	BGP	ANNOUNCED	● high
128.175.0.0/16	University of Delaware	BGP	ANNOUNCED	● high
2604:580::/32	University of Delaware	BGP	ANNOUNCED	● high
45.161.25.0/24	University of Delaware	BGP	ANNOUNCED	● medium
91.143.144.0/20	University of Delaware	BGP	ANNOUNCED	● medium
103.39.120.0/23	University of Delaware	BGP	ANNOUNCED	● medium
128.4.0.0/16	University of Delaware	BGP	ANNOUNCED	● medium
171.79.128.0/20	University of Delaware	BGP	ANNOUNCED	● medium
171.79.144.0/20	University of Delaware	BGP	ANNOUNCED	● medium
128.4.0.0/16	University of Delaware	ARIN	DIRECT ALLOCATION	● low
128.175.0.0/16	University of Delaware	ARIN	DIRECT ALLOCATION	● low

Domains hosted in this network

what's this?

udel.edu

Possibly related to this organisation

what's this?

Same name family

Separately-registered clusters whose names share “University of” — often per-country or per-system registrations of the same brand, occasionally a different organisation sharing the name. Not counted in this organisation's own footprint.

University of Puerto Rico 200 blocks
University of Western Sydney 145 blocks
UNIVERSITY OF ULSAN 78 blocks
University of Southern California 71 blocks
University of Central Florida 62 blocks
UNIVERSITY OF INCHEON 59 blocks
University of Missouri - dba the Missouri Research and Education Network (MOREnet) 56 blocks
University of British Columbia 51 blocks

Combined view of all 455 name-family clusters →

Sub-allocations under carriers

IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

HEBEI-UNIVERSITY-OF-TECHNOLOGY via CNCGROUP IP network of ShangHai IDC sub-allocation
Mama_Ngina_University_College via Kenya Education Network sub-allocation
STRANMILLIS-UNIVERSITY-COLLEGE via Jisc Services Limited sub-allocation
KASHI-TV-UNIVERSITY-DEPT via No.31,Jin-rong Street sub-allocation
UNIVERSITY-EMIRNET via American University of Sharjah sub-allocation
Clnt Kurg University sub-allocation
Sci Technology University via Ethiopian Educational Research Network (EthERNet) sub-allocation
JOHN-CABOT-UNIVERSITY sub-allocation

Network trust

what's this?

RPKI hygiene: C how networks compare →

54.5% of checked blocks have valid RPKI ROA coverage (6 of 11)

Possible discrepancies (1)

These blocks are registered to University of Delaware 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.

103.39.120.0/23 /23

authorized for AS152709 — RK Link

NIC Handles

AS2 AS3 AS34 DAVIS2708-ARIN DAVIS2708-ARIN HUFFM207-ARIN HUFFM207-ARIN HUFFM207-ARIN HUFFM207-ARIN HUFFM207-ARIN MAINT-RKLINK-BD NSS13-ARIN +6 more

Netblocks	11 · 275,446 IPv4 addresses
Registered in	United States (5) · India (2) · BD (1) · Russia (1) · SV (1)
All fragments	3,203 blocks across 455 clusters
Cluster ID	208815913
Registry	BGP
Owner jurisdiction	US-DE
Customers	find customers using this network →

Attribution	GLEIF legal-entity match
Legal identity	LEI KPIOJCFMR70NWLS6O145
Shared handles	clustered on 18 shared RIR contact/maintainer handles
Registry names	2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works