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CIDR
/21 · 2.0K IPs
ASN
Charter Communications Inc
Reverse DNS
syn-070-120-000-071.res.spectrum.com
Last scanned 23 hr ago
Blocklisted
Checking…
Scanning blocklists

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.

81/100
Trusted
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
syn-070-120-000-071.res.spectrum.com
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
86400 s
Reverse DNS last checked
2026-07-17 18:55 UTC
Forward DNS last checked
2026-07-17 18:55 UTC
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 70.120.0.71

CIDR range
70.120.0.0/21
IP range (int)
1,182,269,440 — 1,182,271,487
Prefix length
/21
Organization
Charter Communications, Inc
ASN
AS11427
ASN name
Charter Communications Inc
Location
San Antonio, Texas, United States
Coordinates
29.565200, -98.614500
Accuracy radius
10 km
Postal code
78249
Regional Internet Registry
ARIN
Allocated
2004-09-17
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-11 09:21:07

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
9,503
Last seen
2026-07-18 17:56:38

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

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

See the full history for 70.120.0.0/14.

Frequently Asked Questions

Who owns 70.120.0.71?

70.120.0.71 is allocated to Charter Communications, Inc (AS11427), registered in San Antonio, United States.

Where is 70.120.0.71 located?

The geolocation for 70.120.0.71 maps to San Antonio, United States based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 70.120.0.71 on?

70.120.0.71 belongs to the 70.120.0.0/21 network block announced by AS11427. This range contains 2,048 addresses.

Does 70.120.0.71 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-18 14:17:24 UTC
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