# 77.23.251.225 — IP Intelligence Summary

77.23.251.225 is an IPv4 address announced by AS3209, with approximate network location Dresden, Germany. It belongs to a mobile network with reverse DNS name ip4d17fbe1.dynamic.kabel-deutschland.de. As of October 7, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/77.23.251.225
- Last updated: 2026-10-07

## Ownership

- Organization: Kabel Deutschland RIPE
- Network name: KABEL-DEUTSCHLAND-CUSTOMER-SERVICES-17
- Allocated block: 77.22.0.0/15
- ASN: AS3209 (https://ipdebrief.com/asn/3209)
- Regional registry: RIPE
- Registered holder: Kabel Deutschland RIPE
- Routing operator: —
- Network registration country: DE
- Registrant address country: —

## Location

- City: Dresden
- Region: Saxony
- Country: Germany
- Time zone: Europe/Berlin

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

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: yes
- 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

## Reverse DNS

- ip4d17fbe1.dynamic.kabel-deutschland.de
- Forward-confirmed: yes

## DNS posture

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

- spf: Not checked
- dmarc: Not checked
- fcrDns: Not checked
- dnssec: Not checked
- caa: Not checked

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Source: IPDebrief, "77.23.251.225 IP intelligence", https://ipdebrief.com/77.23.251.225, updated 2026-10-07. Assessments are probabilistic.