# 45.138.16.237 — IP Intelligence Summary

45.138.16.237 is an IPv4 address operated by 1337 Services GmbH (AS210558), geolocated to Warsaw, Poland. Its reverse DNS name is mail.sim-tutor.com. As of October 6, 2026, IPDebrief rates it Moderate Risk (49/100) and identifies it as a Tor exit node.

- Canonical page: https://ipdebrief.com/45.138.16.237
- Last updated: 2026-10-06

## Ownership

- Organization: 1337 Services GmbH
- Network name: LEET-45-138-16-0
- Allocated block: 45.138.16.0/24
- ASN: AS210558 (https://ipdebrief.com/asn/210558)
- Regional registry: ARIN

## Location

- City: Warsaw
- Region: Mazovia
- Country: Poland
- Time zone: Europe/Warsaw

## Network classification

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

## Risk assessment

- Assessment: Moderate Risk (49/100)
- Blocklist listings: 1
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- mail.sim-tutor.com
- Forward-confirmed: no

## Exposed services

- 443/tcp — https

## Nearby addresses

- 45.138.16.40 (https://ipdebrief.com/45.138.16.40)
- 45.138.16.42 (https://ipdebrief.com/45.138.16.42)
- 45.138.16.47 (https://ipdebrief.com/45.138.16.47)
- 45.138.16.62 (https://ipdebrief.com/45.138.16.62)
- 45.138.16.80 (https://ipdebrief.com/45.138.16.80)
- 45.138.16.95 (https://ipdebrief.com/45.138.16.95)
- 45.138.16.110 (https://ipdebrief.com/45.138.16.110)
- 45.138.16.125 (https://ipdebrief.com/45.138.16.125)
- 45.138.16.138 (https://ipdebrief.com/45.138.16.138)
- 45.138.16.149 (https://ipdebrief.com/45.138.16.149)
- 45.138.16.153 (https://ipdebrief.com/45.138.16.153)
- 45.138.16.156 (https://ipdebrief.com/45.138.16.156)

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Source: IPDebrief, "45.138.16.237 IP intelligence", https://ipdebrief.com/45.138.16.237, updated 2026-10-06. Assessments are probabilistic.