76.103.21.223 is an IPv4 address operated by COMCAST-7922 - Comcast Cable Communications, LLC, US (AS7922), with approximate network location Hayward, United States. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Comcast Cable Communications, Inc. |
| ASN | AS7922 |
| Network Name | BAYAREA-CPE-23 |
| CIDR Block | 76.102.0.0/15 |
| RIR | ARIN |
| Network registration country | United States |
| Routing operator | COMCAST-7922 - Comcast Cable Communications, LLC, US |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP.
DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| caa | Not checked |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Not checked |
| fcrDns | Not checked |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
No specific classification
🔍 10 signal types · 10 observations collected
This report is generated from 10+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
❓ Frequently Asked Questions About 76.103.21.223
Who owns the IP address 76.103.21.223?
76.103.21.223 is registered to Comcast Cable Communications, Inc.. The address falls within the 76.102.0.0/15 network block. Registration is held at ARIN.
Where is 76.103.21.223 located?
Geolocation data places 76.103.21.223 in Hayward, CA, United States. The local time zone is America/Los_Angeles. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 76.103.21.223 malicious or safe?
76.103.21.223 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
