27257 WEBAIR-INTERNET, US
Adjacency: 8 Upstream: 3 Downstream: 5
Upstream Adjacent AS list
AS3303 SWISSCOM Swisscom Switzerland Ltd, CH
AS174 COGENT-174, US
AS6939 HURRICANE, US
Downstream Adjacent AS list
AS395383 -Reserved AS-, ZZ
AS395853 NYCMESH, US
AS14712 AS-ONESC, US
AS47019 EGI, US
AS46323 TELEBROAD, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1819 AS27257 ORG+TRN Originate: 133376 /14.97 Transit: 1792 /21.19 WEBAIR-INTERNET, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 1599 AS27257 WEBAIR-INTERNET, US 80 39 2 43 37 46.25% Prefix AS Path Aggregation Suggestion 38.76.71.0/24 3303 27257 50.115.224.0/20 3303 27257 66.207.40.0/21 3303 27257 67.55.64.0/18 3303 27257 + Announce - aggregate of 67.55.64.0/19 (3303 27257) and 67.55.96.0/19 (3303 27257) 67.55.64.0/19 3303 27257 - Withdrawn - aggregated with 67.55.96.0/19 (3303 27257) 67.55.69.0/24 6939 27257 67.55.75.0/24 3303 27257 - Withdrawn - matching aggregate 67.55.64.0/19 3303 27257 67.55.76.0/24 3303 27257 - Withdrawn - matching aggregate 67.55.64.0/19 3303 27257 67.55.88.0/24 3303 27257 - Withdrawn - matching aggregate 67.55.64.0/19 3303 27257 67.55.96.0/19 3303 27257 - Withdrawn - aggregated with 67.55.64.0/19 (3303 27257) 67.55.119.0/24 3303 27257 - Withdrawn - matching aggregate 67.55.96.0/19 3303 27257 67.55.123.0/24 3303 27257 - Withdrawn - matching aggregate 67.55.96.0/19 3303 27257 67.106.150.0/24 3303 27257 69.42.64.0/19 3303 27257 + Announce - aggregate of 69.42.64.0/20 (3303 27257) and 69.42.80.0/20 (3303 27257) 69.42.64.0/20 3303 27257 - Withdrawn - aggregated with 69.42.80.0/20 (3303 27257) 69.42.72.0/24 3303 27257 - Withdrawn - matching aggregate 69.42.64.0/20 3303 27257 69.42.80.0/20 3303 27257 - Withdrawn - aggregated with 69.42.64.0/20 (3303 27257) 69.42.81.0/24 3303 27257 - Withdrawn - matching aggregate 69.42.80.0/20 3303 27257 69.42.83.0/24 3303 27257 - Withdrawn - matching aggregate 69.42.80.0/20 3303 27257 69.42.86.0/24 3303 27257 - Withdrawn - matching aggregate 69.42.80.0/20 3303 27257 69.42.160.0/23 3303 27257 69.42.162.0/24 3303 27257 69.42.164.0/24 3303 27257 69.42.166.0/24 3303 27257 74.206.224.0/19 3303 27257 74.206.226.0/24 3303 27257 - Withdrawn - matching aggregate 74.206.224.0/19 3303 27257 74.206.231.0/24 3303 27257 - Withdrawn - matching aggregate 74.206.224.0/19 3303 27257 74.206.236.0/24 3303 27257 - Withdrawn - matching aggregate 74.206.224.0/19 3303 27257 74.206.239.0/24 3303 27257 - Withdrawn - matching aggregate 74.206.224.0/19 3303 27257 74.206.244.0/24 3303 27257 - Withdrawn - matching aggregate 74.206.224.0/19 3303 27257 77.245.62.0/24 3303 27257 147.75.128.0/24 3303 27257 162.252.48.0/22 3303 27257 162.254.48.0/22 3303 27257 173.225.112.0/20 3303 27257 173.225.118.0/24 3303 27257 - Withdrawn - matching aggregate 173.225.112.0/20 3303 27257 173.225.121.0/24 3303 27257 - Withdrawn - matching aggregate 173.225.112.0/20 3303 27257 173.225.122.0/24 6939 27257 173.239.0.0/18 3303 27257 173.239.0.0/19 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.2.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.5.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.8.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.12.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.21.0/24 6939 27257 173.239.32.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.43.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.53.0/24 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.239.56.0/23 3303 27257 - Withdrawn - matching aggregate 173.239.0.0/18 3303 27257 173.241.1.0/24 3303 27257 173.241.7.0/24 3303 27257 174.137.128.0/18 3303 27257 174.137.134.0/23 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.134.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.136.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.137.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.138.0/23 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.152.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.155.0/24 6939 27257 174.137.166.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 174.137.169.0/24 3303 27257 - Withdrawn - matching aggregate 174.137.128.0/18 3303 27257 192.69.44.0/23 3303 27257 193.53.4.0/24 3303 27257 198.134.112.0/20 6939 27257 27257 27257 198.134.114.0/24 3303 27257 198.134.116.0/24 3303 27257 198.134.121.0/24 3303 27257 198.134.122.0/24 3303 27257 199.36.216.0/24 3303 27257 199.36.218.0/24 3303 27257 199.193.72.0/21 3303 27257 199.193.75.0/24 3303 27257 - Withdrawn - matching aggregate 199.193.72.0/21 3303 27257 199.204.209.0/24 3303 27257 209.200.0.0/20 6939 27257 209.200.9.0/24 3303 27257 209.200.16.0/20 3303 27257 209.200.32.0/19 3303 27257 209.200.42.0/24 3303 27257 - Withdrawn - matching aggregate 209.200.32.0/19 3303 27257 209.200.46.0/24 6939 27257 216.130.160.0/20 6939 27257 27257 27257 216.130.176.0/20 3303 27257 216.130.188.0/24 6939 27257
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS27257 67 More Specifics 80 Total Advertisements WEBAIR-INTERNET, US
23.226.120.0/24 23.226.120.0/21
23.226.121.0/24 23.226.120.0/21
38.76.71.0/24 38.0.0.0/8
66.207.40.0/21 66.207.32.0/20
67.55.64.0/19 67.55.64.0/18
67.55.69.0/24 67.55.64.0/18
67.55.75.0/24 67.55.64.0/18
67.55.76.0/24 67.55.64.0/18
67.55.88.0/24 67.55.64.0/18
67.55.96.0/19 67.55.64.0/18
67.55.119.0/24 67.55.64.0/18
67.55.123.0/24 67.55.64.0/18
69.42.64.0/20 69.42.64.0/19
69.42.72.0/24 69.42.64.0/19
69.42.80.0/20 69.42.64.0/19
69.42.81.0/24 69.42.64.0/19
69.42.83.0/24 69.42.64.0/19
69.42.86.0/24 69.42.64.0/19
69.42.160.0/23 69.42.160.0/20
69.42.162.0/24 69.42.160.0/20
69.42.164.0/24 69.42.160.0/20
69.42.166.0/24 69.42.160.0/20
74.206.226.0/24 74.206.224.0/19
74.206.231.0/24 74.206.224.0/19
74.206.236.0/24 74.206.224.0/19
74.206.239.0/24 74.206.224.0/19
77.245.62.0/24 77.245.48.0/20
147.75.128.0/24 147.75.128.0/20
173.225.118.0/24 173.225.112.0/20
173.225.121.0/24 173.225.112.0/20
173.225.122.0/24 173.225.112.0/20
173.239.2.0/24 173.239.0.0/19
173.239.5.0/24 173.239.0.0/19
173.239.8.0/24 173.239.0.0/19
173.239.12.0/24 173.239.0.0/19
173.239.21.0/24 173.239.0.0/19
173.239.32.0/24 173.239.32.0/20
173.239.43.0/24 173.239.32.0/20
173.239.53.0/24 173.239.48.0/21
173.239.56.0/23 173.239.56.0/22
173.241.1.0/24 173.241.0.0/20
173.241.7.0/24 173.241.0.0/20
174.137.134.0/23 174.137.128.0/18
174.137.134.0/24 174.137.128.0/18
174.137.136.0/24 174.137.128.0/18
174.137.137.0/24 174.137.128.0/18
174.137.138.0/23 174.137.128.0/18
174.137.152.0/24 174.137.128.0/18
174.137.155.0/24 174.137.128.0/18
174.137.166.0/24 174.137.128.0/18
174.137.169.0/24 174.137.128.0/18
198.134.114.0/24 198.134.112.0/20
198.134.122.0/24 198.134.112.0/20
199.36.218.0/24 199.36.216.0/22
199.193.75.0/24 199.193.72.0/21
199.204.209.0/24 199.204.208.0/23
199.204.212.0/24 199.204.212.0/23
209.200.0.0/20 209.200.0.0/18
209.200.9.0/24 209.200.0.0/18
209.200.16.0/20 209.200.0.0/18
209.200.32.0/19 209.200.0.0/18
209.200.42.0/24 209.200.0.0/18
209.200.46.0/24 209.200.0.0/18
213.247.46.0/23 213.247.32.0/19
216.130.160.0/20 216.130.160.0/19
216.130.176.0/20 216.130.160.0/19
216.130.188.0/24 216.130.160.0/19
198.134.121.0/24 198.134.112.0/20
199.36.216.0/24 199.36.216.0/22
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 23.226.120.0/24 Announced
+ 23.226.121.0/24 Announced
+ 103.14.98.0/24 Announced
- 198.134.121.0/24 Withdrawn
- 199.36.216.0/24 Withdrawn
whois: 402603
IANA has recorded AS27257 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS27257\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: 27257
ASName: WEBAIR-INTERNET
ASHandle: AS27257
RegDate: 2003-02-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/27257
OrgName: Webair Internet Development Company Inc.
OrgId: WAIR
Address: 501 Franklin Avenue
Address: Suite 200
City: Garden City
StateProv: NY
PostalCode: 11530
Country: US
RegDate: 2001-03-12
Updated: 2025-06-03
Comment: Reassignment information for this block is available at rwhois.webair.com port 4321
Ref: https://rdap.arin.net/registry/entity/WAIR
ReferralServer: rwhois://rwhois.webair.com:4321
OrgTechHandle: ZW64-ARIN
OrgTechName: IPAdmin-Webair
OrgTechPhone: +1-516-938-4100
OrgTechEmail: ipadmin@opti9tech.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZW64-ARIN
OrgAbuseHandle: WEBAI-ARIN
OrgAbuseName: webair
OrgAbusePhone: +1-516-938-4100
OrgAbuseEmail: abuse@webair.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/WEBAI-ARIN
RNOCHandle: ZW64-ARIN
RNOCName: IPAdmin-Webair
RNOCPhone: +1-516-938-4100
RNOCEmail: ipadmin@opti9tech.com
RNOCRef: https://rdap.arin.net/registry/entity/ZW64-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.
#
Found a referral to rwhois.webair.com:4321.
%rwhois V-1.5:003fff:00 rwhois.webair.com (by Network Solutions, Inc. V-1.5.9.6)
%error 230 No Objects Found