This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS7821 49 More Specifics 49 Total Advertisements ZAYO-MN, US
137.192.72.0/22 137.192.0.0/16
198.174.39.0/24 198.174.0.0/16
198.174.44.0/23 198.174.0.0/16
198.174.117.0/24 198.174.0.0/16
198.174.203.0/24 198.174.0.0/16
199.199.40.0/21 199.199.0.0/16
199.199.48.0/21 199.199.0.0/16
199.199.164.0/24 199.199.0.0/16
199.199.171.0/24 199.199.0.0/16
199.199.238.0/23 199.199.0.0/16
204.72.156.0/22 204.72.0.0/15
204.72.171.0/24 204.72.0.0/15
204.72.187.0/24 204.72.0.0/15
204.73.35.0/24 204.72.0.0/15
204.73.102.0/24 204.72.0.0/15
204.220.30.0/24 204.220.0.0/15
204.221.10.0/24 204.220.0.0/15
204.221.20.0/24 204.220.0.0/15
204.221.26.0/24 204.220.0.0/15
204.221.64.0/24 204.220.0.0/15
204.221.148.0/23 204.220.0.0/15
204.221.160.0/21 204.220.0.0/15
206.8.88.0/24 206.8.0.0/14
206.8.168.0/24 206.8.0.0/14
206.9.100.0/23 206.8.0.0/14
206.9.168.0/24 206.8.0.0/14
206.9.169.0/24 206.8.0.0/14
206.10.22.0/24 206.8.0.0/14
206.10.32.0/23 206.8.0.0/14
206.10.75.0/24 206.8.0.0/14
206.10.88.0/22 206.8.0.0/14
206.11.149.0/24 206.8.0.0/14
206.144.33.0/24 206.144.0.0/14
206.144.45.0/24 206.144.0.0/14
206.144.60.0/24 206.144.0.0/14
206.144.70.0/24 206.144.0.0/14
206.144.160.0/24 206.144.0.0/14
206.144.216.0/22 206.144.0.0/14
206.146.0.0/24 206.144.0.0/14
206.147.12.0/22 206.144.0.0/14
206.147.20.0/24 206.144.0.0/14
209.32.207.0/24 209.32.0.0/16
209.32.208.0/24 209.32.0.0/16
209.105.8.0/22 209.105.0.0/17
209.105.33.0/24 209.105.0.0/17
209.105.36.0/23 209.105.0.0/17
209.105.38.0/24 209.105.0.0/17
209.105.48.0/23 209.105.0.0/17
209.105.59.0/24 209.105.0.0/17
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 137.192.72.0/22 Announced
+ 198.174.44.0/23 Announced
+ 198.174.117.0/24 Announced
+ 204.72.156.0/22 Announced
+ 204.72.187.0/24 Announced
+ 204.73.102.0/24 Announced
+ 206.8.168.0/24 Announced
+ 206.9.168.0/24 Announced
+ 206.9.169.0/24 Announced
+ 209.105.59.0/24 Announced
whois: 402613
IANA has recorded AS7821 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS7821\n
#
# 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.
#
ASNumber: 7821
ASName: ZAYO-MN
ASHandle: AS7821
RegDate: 1997-01-21
Updated: 2018-12-04
Ref: https://rdap.arin.net/registry/autnum/7821
OrgName: Inteliquent, inc.
OrgId: NTAJC
Address: 550 West Adams St.
Address: Suite 900
City: CHICAGO
StateProv: IL
PostalCode: 60661
Country: US
RegDate: 2004-09-11
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/NTAJC
OrgNOCHandle: USA9-ARIN
OrgNOCName: Unnava, Sai Anvesh
OrgNOCPhone: +1-312-348-8837
OrgNOCEmail: sai.unnava@inteliquent.com
OrgNOCRef: https://rdap.arin.net/registry/entity/USA9-ARIN
OrgAbuseHandle: APC12-ARIN
OrgAbuseName: Admin Point of Contact
OrgAbusePhone: +1-866-629-8200
OrgAbuseEmail: arinpoc@sinch.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/APC12-ARIN
OrgTechHandle: USA9-ARIN
OrgTechName: Unnava, Sai Anvesh
OrgTechPhone: +1-312-348-8837
OrgTechEmail: sai.unnava@inteliquent.com
OrgTechRef: https://rdap.arin.net/registry/entity/USA9-ARIN
OrgAbuseHandle: CDO98-ARIN
OrgAbuseName: Olson, Craig Dean
OrgAbusePhone: +1-952-230-4882
OrgAbuseEmail: craig.olson@sinch.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/CDO98-ARIN
OrgTechHandle: APC12-ARIN
OrgTechName: Admin Point of Contact
OrgTechPhone: +1-866-629-8200
OrgTechEmail: arinpoc@sinch.com
OrgTechRef: https://rdap.arin.net/registry/entity/APC12-ARIN
OrgAbuseHandle: USA9-ARIN
OrgAbuseName: Unnava, Sai Anvesh
OrgAbusePhone: +1-312-348-8837
OrgAbuseEmail: sai.unnava@inteliquent.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/USA9-ARIN
OrgNOCHandle: CDO98-ARIN
OrgNOCName: Olson, Craig Dean
OrgNOCPhone: +1-952-230-4882
OrgNOCEmail: craig.olson@sinch.com
OrgNOCRef: https://rdap.arin.net/registry/entity/CDO98-ARIN
OrgTechHandle: CDO98-ARIN
OrgTechName: Olson, Craig Dean
OrgTechPhone: +1-952-230-4882
OrgTechEmail: craig.olson@sinch.com
OrgTechRef: https://rdap.arin.net/registry/entity/CDO98-ARIN
OrgNOCHandle: APC12-ARIN
OrgNOCName: Admin Point of Contact
OrgNOCPhone: +1-866-629-8200
OrgNOCEmail: arinpoc@sinch.com
OrgNOCRef: https://rdap.arin.net/registry/entity/APC12-ARIN
#
# 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.
#