209.2.224.0/20

AS14 · Columbia University

Summary

ASN
AS14 — Columbia University
BGP Prefix
209.2.224.0/20
Country
🇺🇸 United States
Domain
columbia.edu
Registry
ARIN
ID
LDGO
Allocation
assigned on 2025-11-20

WHOIS

Network
209.2.224.0/20
Name
Lamont-Doherty Earth Observatory of Columbia University
Net name
LDGO
Organization type
direct allocation
Registry
ARIN
Country
US
Abuse contact
Columbia University Computer Operations
Abuse email
noc@columbia.edu
Abuse phone
+1-212-854-1919
Abuse address
2960 Broadway, NEW YORK, NY, 10027, United States

Overlapping Ranges

RangeSourceHolderCountry
209.0.0.0/8WHOIS (ARIN)American Registry for Internet NumbersUS
209.2.0.0/16BGP routeAS7029 Windstream Communications LLC—
209.2.224.0/20BGP routeAS14 Columbia University—
209.2.224.0/20WHOIS (ARIN)Lamont-Doherty Earth Observatory of Columbia UniversityUS
209.2.224.0/20ARIN assigned—US
209.2.224.0/21WHOIS (ARIN)Columbia UniversityUS
209.2.232.0/21WHOIS (ARIN)Columbia UniversityUS

Nearby Ranges

RangeASN
209.2.185.0/24AS14 Columbia University
209.2.186.0/23AS7029 Windstream Communications LLC
209.2.188.0/22AS7029 Windstream Communications LLC
209.2.192.0/20AS7029 Windstream Communications LLC
209.2.208.0/20AS14 Columbia University
209.2.240.0/20AS7029 Windstream Communications LLC
209.3.0.0/16AS209 CenturyLink Communications, LLC
209.3.58.0/24AS10753 Level 3 Parent, LLC
209.3.59.0/24AS10753 Level 3 Parent, LLC
209.3.86.0/24AS10753 Level 3 Parent, LLC