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CIDR Range

170.72.83.64/26

64 IPs /26 Cisco Webex LLC AS13445 United States ARIN
Addresses
64
64
IP Range
170.72.83.64
→ 170.72.83.127
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 64 IPs have PTR ~

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 64 IP addresses in 170.72.83.64/26

170.72.83.64 170.72.83.65 170.72.83.66 170.72.83.67 170.72.83.68 170.72.83.69 170.72.83.70 170.72.83.71 170.72.83.72 170.72.83.73 170.72.83.74 170.72.83.75 170.72.83.76 170.72.83.77 170.72.83.78 170.72.83.79 170.72.83.80 170.72.83.81 170.72.83.82 170.72.83.83 170.72.83.84 170.72.83.85 170.72.83.86 170.72.83.87 170.72.83.88 170.72.83.89 170.72.83.90 170.72.83.91 170.72.83.92 170.72.83.93 170.72.83.94 170.72.83.95 170.72.83.96 170.72.83.97 170.72.83.98 170.72.83.99 170.72.83.100 170.72.83.101 170.72.83.102 170.72.83.103 170.72.83.104 170.72.83.105 170.72.83.106 170.72.83.107 170.72.83.108 170.72.83.109 170.72.83.110 170.72.83.111 170.72.83.112 170.72.83.113 170.72.83.114 170.72.83.115 170.72.83.116 170.72.83.117 170.72.83.118 170.72.83.119 170.72.83.120 170.72.83.121 170.72.83.122 170.72.83.123 170.72.83.124 170.72.83.125 170.72.83.126 170.72.83.127

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 170.72.80.0/21.

Announced prefix
170.72.80.0/21
Origin AS
AS13445
Announcement samples
8,153
Last seen
2026-07-23 21:36:36

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 New Allocation — US

Frequently Asked Questions

What is 170.72.83.64/26?

170.72.83.64/26 is a CIDR network block containing 64 IPv4 addresses (from 170.72.83.64 to 170.72.83.127). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 170.72.83.64/26 network?

The 170.72.83.64/26 range is allocated to Cisco Webex LLC and announced via AS13445 from United States.

How many IP addresses are in 170.72.83.64/26?

170.72.83.64/26 contains exactly 64 usable IPv4 addresses. A /26 prefix length means 64 addresses are covered by this single routing entry.

Last updated: 2026-07-23 21:55:31 UTC
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