# 73.45.27.109 — IP Intelligence Summary

73.45.27.109 is an IPv4 address operated by COMCAST-7922 - Comcast Cable Communications, LLC, US (AS7922), with approximate network location Chicago, United States. It belongs to a residential connection. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/73.45.27.109
- Last updated: 2026-11-14

## Ownership

- Organization: Comcast IP Services, L.L.C.
- Network name: CHICAGO-CPE-36
- Allocated block: 73.44.0.0/15
- ASN: AS7922 (https://ipdebrief.com/asn/7922)
- Regional registry: ARIN
- Registered holder: Comcast IP Services, L.L.C.
- Routing operator: COMCAST-7922 - Comcast Cable Communications, LLC, US
- Network registration country: —
- Registrant address country: United States

## Location

- City: Chicago
- Region: IL
- Country: United States
- Time zone: America/Chicago

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: Residential
- Datacenter / hosting: no
- Residential: yes
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Exposed services

- 80/tcp — http
- 443/tcp — https

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- caa: Not applicable (—)
- spf: Not checked (—)
- dmarc: Not checked (—)
- dnssec: Unknown / lookup inconclusive (109.27.45.73.in-addr.arpa)
- fcrDns: Not applicable

- TLS probe 443 at 73.45.27.109: Certificate not captured; current certificate unknown (inconclusive)
- TLS probe 8443 at 73.45.27.109: Certificate not captured; current certificate unknown (unreachable)
## Witness AI - IP Assessment (AI-generated)

AI-generated assessment. Verify critical details independently.

The host address 73.45.27.109 was observed as a residential endpoint belonging to Comcast IP Services, L.L.C. (ASN 7922) within the CHICAGO-CPE-36 block. Geolocation data placed the network in Chicago, Illinois, United States. The infrastructure is categorized as residential rather than cloud, CDN, VPN, or hosting infrastructure. A connection to port 443 returned inconclusive TLS probe results, while port 8443 was unreachable; no active TLS endpoints were identified. DNS hygiene assessments yielded no evaluated checks, with CAA, SPF, and DMARC statuses marked as not applicable or not checked, and DNSSEC status unknown. The entity's registration details list the United States as the registrant country and COMCAST-7922 as the routing operator, though specific registration dates and abuse contacts were not available in the profile. Due to the residential designation and inconclusive service verification, continued monitoring is recommended to confirm the absence of malicious activity.

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Source: IPDebrief, "73.45.27.109 IP intelligence", https://ipdebrief.com/73.45.27.109, updated 2026-11-14. Assessments are probabilistic.