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IPv4 Address

12.100.0.9

AT&T Enterprises, LLC AS7018 · AT&T Enterprises, LLC United States Chicago ARIN

Within

12.96.0.0/12

CIDR

12.100.0.0/19

/19 · 8.2K IPs

ASN

AS7018

AT&T Enterprises, LLC

Reverse DNS

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Allocation details

CIDR range: 12.100.0.0/19
IP range (int): 207,880,192 — 207,888,383
Prefix length: /19
Organization: AT&T Enterprises, LLC
ASN: AS7018
ASN name: AT&T Enterprises, LLC
Country: United States
City: Chicago
Coordinates: 41.848300, -87.651700
Postal code: 60602
Accuracy radius: 20 km
RIR: ARIN
Data source(s): maxmind_city, maxmind_asn, maxmind_country
Last updated: 2026-04-16 09:18:16

Neighbors

Other addresses in the same /24.

12.100.0.1 12.100.0.2 12.100.0.3 12.100.0.4 12.100.0.5 12.100.0.6 12.100.0.7 12.100.0.8 12.100.0.10 12.100.0.11 12.100.0.12 12.100.0.13 12.100.0.14 12.100.0.15 12.100.0.16 12.100.0.17 See all in 12.96.0.0/12 →

Related

/24 neighborhood /16 block /8 block All AS7018 ranges All AT&T Enterprises, LLC ranges All United States IPs

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