Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS21727

Announcement observedARIN

HAMLINE-EDU - Hamline University · HAMLINE-EDU

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active9/30/2026, 23:23:09Snapshot expired

View network topology RDAP registration

ASN: AS21727
Registration country: United States
Name: HAMLINE-EDU - Hamline University
Abbreviation: HAMLINE-EDU
Registration date: 6/14/2001, 04:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
138.192.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: HAMLINE-EDU - Hamline University
RIR: ARIN
Registration country: United States
Registration date: 6/14/2001, 04:00:00
Abuse contact: admin@hamline.edu

Snapshot trend

9/30/2026, 23:23:091 v40 v63 Upstream · 0 Uncertain

9/30/2026, 23:11:290 v40 v60 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap