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IPV4

100.12.0.0/16

WHOIS response

Retrieved · 28 Sep 2026, 12:09 UTC1 sourceView JSON

BGP / routing →

Registry record

WHOISwhois.arin.net:43

WHOIS response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "r < 100.12.0.0/16"
#
# Use "?" to get help.
#

American Registry for Internet Numbers NET100 (NET-100-0-0-0-0) 100.0.0.0 - 100.255.255.255
Verizon Business V4-VZO (NET-100-0-0-0-1) 100.0.0.0 - 100.19.255.255



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Route / route6 records IRR

rr.arin.net:43

BGP observations →

Exact and covering objects from ARIN. These are registered routing policies; they do not confirm a live announcement.

route: 100.12.0.0/16
Origin: AS701
Source: ARIN

MCI Communications Services, LLC d/b/a Verizon Business

Routing object details

route: 100.12.0.0/16
descr: MCI Communications Services, LLC d/b/a Verizon Business
origin: AS701
notify: stephen.r.middleton@verizon.com
mnt-by: MNT-MCICS
changed: MCICS@verizon.com 20211110
source: ARIN

Registry · WHOIS Original response

whois.arin.net:43

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "r < 100.12.0.0/16"
#
# Use "?" to get help.
#

American Registry for Internet Numbers NET100 (NET-100-0-0-0-0) 100.0.0.0 - 100.255.255.255
Verizon Business V4-VZO (NET-100-0-0-0-1) 100.0.0.0 - 100.19.255.255



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

RDAP was unavailable; this result was retrieved through WHOIS.