# 2a01:cb04:d6b:df00:89c7:791f:21b0:31fb — IP Intelligence Summary

2a01:cb04:d6b:df00:89c7:791f:21b0:31fb is an IPv6 address, with approximate network location Bures-sur-Yvette, France. Its reverse DNS name is 2a01cb040d6bdf0089c7791f21b031fb.ipv6.abo.wanadoo.fr. As of October 31, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/2a01:cb04:d6b:df00:89c7:791f:21b0:31fb
- Last updated: 2026-10-31

## Ownership

- Organization: —
- Network name: —
- Allocated block: —
- ASN: —
- Regional registry: —
- Registered holder: —
- Routing operator: —
- Network registration country: —
- Registrant address country: —

## Location

- City: Bures-sur-Yvette
- Region: Île-de-France
- Country: France
- Time zone: Europe/Paris

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

## Network classification

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

## Reverse DNS

- 2a01cb040d6bdf0089c7791f21b031fb.ipv6.abo.wanadoo.fr
- 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, "2a01:cb04:d6b:df00:89c7:791f:21b0:31fb IP intelligence", https://ipdebrief.com/2a01:cb04:d6b:df00:89c7:791f:21b0:31fb, updated 2026-10-31. Assessments are probabilistic.