# 90.187.31.73 — IP Intelligence Summary

90.187.31.73 is an IPv4 address announced by AS3209, with approximate network location Hamburg, Germany. It belongs to a mobile network with reverse DNS name business-90-187-31-73.pool2.vodafone-ip.de. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/90.187.31.73
- Last updated: 2026-11-12

## Ownership

- Organization: Kabel Deutschland RIPE
- Network name: DE-KABELDEUTSCHLAND-20061109
- Allocated block: 90.187.0.0/16
- 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: Hamburg
- Region: Free and Hanseatic City of Hamburg
- 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

- business-90-187-31-73.pool2.vodafone-ip.de
- Forward-confirmed: yes

## Exposed services

- 443/tcp — https
- 22/tcp — ssh

## 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

## TLS observations

- CN=*.hotels-on-air.de; port unknown; target —; Historical certificate; current certificate unknown; valid until 2027-01-10T23:59:59.0000000+00:00

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Source: IPDebrief, "90.187.31.73 IP intelligence", https://ipdebrief.com/90.187.31.73, updated 2026-11-12. Assessments are probabilistic.