# 172.56.219.48 — IP Intelligence Summary

172.56.219.48 is an IPv4 address operated by T-Mobile USA, Inc. (AS21928), geolocated to Philadelphia, United States. It belongs to a mobile network. As of October 31, 2026, IPDebrief rates it Moderate Risk (40/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/172.56.219.48
- Last updated: 2026-10-31

## Ownership

- Organization: T-Mobile USA, Inc.
- Network name: TMO9
- Allocated block: 172.32.0.0/11
- ASN: AS21928 (https://ipdebrief.com/asn/21928)
- Regional registry: ARIN

## Location

- City: Philadelphia
- Region: PA
- Country: United States
- Time zone: America/New_York

## Network classification

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

## Risk assessment

- Assessment: Moderate Risk (40/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Analyst narrative

The IP address 172.56.219.48 was identified as a T-Mobile USA, Inc. (ASN 21928) mobile carrier endpoint located in Philadelphia, United States. The address was classified as a mobile infrastructure resource with no open services or active ports detected. The system assigned a Low Risk reputation score of 25 with zero blacklist listings. While the threat actor classification was tagged as "Suspicious Host," no specific threat indicators, known campaigns, or malicious behavioral strikes were recorded against the address. The surrounding subnet (172.56.219.48/24) was classified as clean with zero threat siblings observed. The recommended action was to monitor the address due to the low severity classification and clean neighborhood context.

## Nearby addresses

- 172.56.219.36 (https://ipdebrief.com/172.56.219.36)
- 172.56.219.46 (https://ipdebrief.com/172.56.219.46)
- 172.56.219.64 (https://ipdebrief.com/172.56.219.64)
- 172.56.219.79 (https://ipdebrief.com/172.56.219.79)
- 172.56.219.83 (https://ipdebrief.com/172.56.219.83)
- 172.56.219.108 (https://ipdebrief.com/172.56.219.108)
- 172.56.219.134 (https://ipdebrief.com/172.56.219.134)
- 172.56.219.147 (https://ipdebrief.com/172.56.219.147)
- 172.56.219.158 (https://ipdebrief.com/172.56.219.158)
- 172.56.219.159 (https://ipdebrief.com/172.56.219.159)
- 172.56.219.162 (https://ipdebrief.com/172.56.219.162)
- 172.56.219.165 (https://ipdebrief.com/172.56.219.165)

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Source: IPDebrief, "172.56.219.48 IP intelligence", https://ipdebrief.com/172.56.219.48, updated 2026-10-31. Assessments are probabilistic.