Autonomous system profile

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

AS46152

Announcement observedARIN

SL Green Realty Corp · SLG

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

Last active10/4/2026, 01:52:50Snapshot expired

View network topology RDAP registration

ASN: AS46152
Registration country: United States
Name: SL Green Realty Corp
Abbreviation: SLG
Registration date: 6/24/2008, 17:43:23
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
65.51.85.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	11/1/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: SL Green Realty Corp
RIR: ARIN
Registration country: United States
Registration date: 6/24/2008, 17:43:23
Abuse contact: john.mathews@slgreen.com

Snapshot trend

10/4/2026, 01:52:501 v40 v63 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 · iana-rdap-asn-bootstrap · rir-rdap-asn