# 129.134.41.40 — IP Intelligence Summary

129.134.41.40 is an IPv4 address operated by Facebook, Inc. (AS32934), geolocated to New York, United States. Its reverse DNS name is ae1004.bb01.dca2.tfbnw.net. As of November 3, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/129.134.41.40
- Last updated: 2026-11-03

## Ownership

- Organization: Facebook, Inc.
- Network name: THEFA-3
- Allocated block: 129.134.0.0/16
- ASN: AS32934 (https://ipdebrief.com/asn/32934)
- Regional registry: ARIN

## Location

- City: New York
- Region: US-NY
- Country: United States
- Time zone: America/New_York

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (25/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- ae1004.bb01.dca2.tfbnw.net
- Forward-confirmed: yes

## Analyst narrative

IP 129.134.41.40/32 is attributed to Facebook, Inc. (ASN 32934) and resolves to the domain tfbnw.net with excellent DNS hygiene including SPF and DMARC. Although tagged as a "Suspicious Host" with a risk score of 25, the asset shows no open ports, certificates, or active campaigns. The network role is identified as firewalled with no services, situated within a United States-registered subnet in a mixed-risk neighborhood. Intelligence recommends monitoring the address due to its neighborhood classification rather than immediate threat indicators.

## Nearby addresses

- 129.134.41.41 (https://ipdebrief.com/129.134.41.41)
- 129.134.41.48 (https://ipdebrief.com/129.134.41.48)
- 129.134.41.49 (https://ipdebrief.com/129.134.41.49)
- 129.134.41.56 (https://ipdebrief.com/129.134.41.56)
- 129.134.41.57 (https://ipdebrief.com/129.134.41.57)
- 129.134.41.109 (https://ipdebrief.com/129.134.41.109)
- 129.134.41.144 (https://ipdebrief.com/129.134.41.144)
- 129.134.41.146 (https://ipdebrief.com/129.134.41.146)
- 129.134.41.148 (https://ipdebrief.com/129.134.41.148)
- 129.134.41.226 (https://ipdebrief.com/129.134.41.226)

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Source: IPDebrief, "129.134.41.40 IP intelligence", https://ipdebrief.com/129.134.41.40, updated 2026-11-03. Assessments are probabilistic.