# 168.181.253.38 — IP Intelligence Summary

168.181.253.38 is an IPv4 address announced by AS269194, with approximate network location São Luís, Brazil. Its reverse DNS name is 168-181-253-38.st1internet.com.br. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/168.181.253.38
- Last updated: 2026-11-12

## Ownership

- Organization: ST1 INTERNET
- Network name: 465266
- Allocated block: 168.181.252.0/22
- ASN: AS269194 (https://ipdebrief.com/asn/269194)
- Regional registry: ARIN
- Registered holder: ST1 INTERNET
- Routing operator: —
- Network registration country: BR
- Registrant address country: —

## Location

- City: São Luís
- Region: Maranhão
- Country: Brazil
- Time zone: —

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

- 168-181-253-38.st1internet.com.br
- Forward-confirmed: no

## 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

---

Source: IPDebrief, "168.181.253.38 IP intelligence", https://ipdebrief.com/168.181.253.38, updated 2026-11-12. Assessments are probabilistic.