Cisco Webex LLC

Data as of 2026-09-06
BGP inherited
Complete entity footprint
2 linked clusters · 299 netblocks · 420,384 IPv4 addresses · 87 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain webex.com — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
This organisation
Netblocks250 · 418,824 IPv4 addresses
IPv6 64 prefixes (largest 2607:fcf0::/32)
Registered in United States (172) · Singapore (11) · Netherlands (10)
Record ID236377779
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 15 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (250)

⬇ export CSV
CIDR Org name Registry Status Confidence
3.25.56.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
3.101.70.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
8.38.216.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
8.244.137.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
8.245.11.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
18.132.77.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
18.141.157.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
18.156.86.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
18.181.18.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
18.181.204.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
18.230.160.0/25 Cisco Webex LLC ARIN ASSIGNMENT ● high
23.89.0.0/18 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.0.0/16 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
23.89.0.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.16.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.32.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.33.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.44.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.48.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.64.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.64.0/18 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.80.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.88.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.96.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.112.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.120.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.128.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.144.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.154.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.160.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.176.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.184.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.192.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
23.89.208.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.192.0/18 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.250.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.250.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.251.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.252.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.254.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.254.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
62.109.255.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
64.68.96.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
64.68.104.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
64.68.120.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
66.114.160.0/20 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
66.163.32.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
66.163.52.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
66.163.53.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
66.163.56.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
69.26.160.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
69.26.160.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
69.26.160.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
69.26.176.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
69.26.176.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
74.112.24.0/21 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
74.112.25.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
74.112.27.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
74.112.29.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
74.112.30.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.192.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.196.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.200.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.204.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.208.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
114.29.216.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
135.84.175.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.64.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
139.177.67.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.72.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.73.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.84.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.85.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.86.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.87.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.88.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.89.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.90.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.91.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.92.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
139.177.93.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.0.0/16 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
144.196.0.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.32.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.35.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.48.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.64.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.80.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.96.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.112.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.116.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.118.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.120.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.122.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.124.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.128.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.160.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.160.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.164.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.165.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.176.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.192.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.208.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.224.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.240.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
144.196.250.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.128.0/17 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
150.253.128.0/18 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.160.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.192.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.200.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.208.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.216.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.220.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.224.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
150.253.240.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
158.222.48.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
158.222.49.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.0.0/16 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
163.129.0.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.32.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.32.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.33.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.34.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.35.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.36.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.40.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.48.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.64.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
163.129.80.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.0.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.0.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.0.0/16 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
170.72.16.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.16.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.32.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.32.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.40.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.48.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.56.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.64.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.80.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.88.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.96.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.104.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.112.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.128.0/18 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.128.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.144.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.152.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.160.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.176.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.176.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.180.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.180.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.192.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
170.72.208.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.128.0/19 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.128.0/18 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
170.133.142.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.160.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.176.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.178.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.180.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.184.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
170.133.188.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
173.39.224.0/19 Cisco Webex LLC ARIN ASSIGNMENT ● high
173.243.0.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
199.19.196.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
207.182.160.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
207.182.172.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
208.253.254.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
208.254.114.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
209.178.247.0 – 209.178.251.255 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
209.197.192.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
209.197.192.0/21 Cisco Webex LLC BGP ANNOUNCED ● high
209.197.216.0/24 Cisco Webex LLC BGP ANNOUNCED ● high
210.4.194.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
210.4.196.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
210.4.198.0/23 Cisco Webex LLC BGP ANNOUNCED ● high
210.4.200.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
210.4.204.0/22 Cisco Webex LLC BGP ANNOUNCED ● high
216.151.128.0/20 Cisco Webex LLC BGP ANNOUNCED ● high
216.151.128.0/19 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
2402:2500:3::/48 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:10::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:20::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:30::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:40::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:50::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:100::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:200::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:300::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:400::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:500::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1010::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1020::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1040::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1200::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:1500::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2010::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2020::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2030::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2040::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2200::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:2500::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2402:2500:5400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0::/32 Cisco Webex LLC ARIN DIRECT ALLOCATION ● high
2607:fcf0:30::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:40::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:100::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:200::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:300::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:400::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:500::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:700::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:a00::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:1100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:1400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:1500::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:20a7::/48 Cisco Webex LLC ARIN ASSIGNMENT ● high
2607:fcf0:2100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:2200::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:2300::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:2400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:2500::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:5400::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:5500::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:9000::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2607:fcf0:ffff::/48 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:100::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:200::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:300::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:400::/40 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:1100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:1200::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:1300::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:2100::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:2200::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:2300::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a00:a640:5300::/44 Cisco Webex LLC BGP ANNOUNCED ● high
2a05:4200:7::/48 Cisco Webex LLC BGP ANNOUNCED ● high
62.216.241.84/30 CISCO_INTERNATIONAL_LIMITED_WEBEX RIPE ASSIGNED PA ● low
89.21.2.152/30 CISCO_INTERNATIONAL_LIMITED_WEBEX RIPE ASSIGNED PA ● low
2001:4d78:104:11b::/64 CISCO_INTERNATIONAL_LIMITED_WEBEX RIPE ASSIGNED ● low
2001:4d78:204:33::/64 CISCO_INTERNATIONAL_LIMITED_WEBEX RIPE ASSIGNED ● low

IPv6 ranges (64)

showing the 15 largest allocations
CIDR
2607:fcf0::/32
2402:2500:100::/40
2402:2500:200::/40
2402:2500:300::/40
2402:2500:400::/40
2402:2500:500::/40
2607:fcf0:100::/40
2607:fcf0:200::/40
2607:fcf0:300::/40
2607:fcf0:400::/40
2607:fcf0:500::/40
2607:fcf0:700::/40
2607:fcf0:9000::/40
2607:fcf0:a00::/40
2a00:a640:100::/40

Footprint over time

11 weekly snapshots · JSON
258 +23 netblocks since 2026-07-05
2026-07-05 peak 269 2026-09-06

Domains hosted in this network

what's this?
webex.com wbx2.com ciscospark.com as13445.net

Network trust

what's this?
RPKI hygiene: B how networks compare →
82.2% of checked blocks have valid RPKI ROA coverage (212 of 258)
Possible discrepancies (5)

These blocks are registered to Cisco Webex LLC but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2607:fcf0:20a7::/48 /48 authorized for AS8987 — Amazon Technologies Inc.
144.196.0.0/16 /16 authorized for AS198949 — Radware Ltd
66.163.32.0/19 /19 authorized for AS198949 — Radware Ltd
66.163.32.0/19 /19 authorized for AS198949 — Radware Ltd
139.177.67.0/24 /24 authorized for AS35180 — Broadsoft LTD

NIC Handles

AS13445 AS21534 AS26152 AS35180 AS399937 DUMY-RIPE DUMY-RIPE EQUINIX-FULFIL-MNT EQUINIX-MNT NO86-ARIN NO86-ARIN NO86-ARIN +3 more