# 131.72.156.144 — IP Intelligence Summary

131.72.156.144 is an IPv4 address operated by AS28318 - CYBERTAP, AR (AS28318), with approximate network location Tapalque, Argentina. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/131.72.156.144
- Last updated: 2026-11-13

## Ownership

- Organization: CYBERTAP
- Network name: 131.72.156.0 - 131.72.159.255
- Allocated block: 131.72.156.0/22
- ASN: AS28318 (https://ipdebrief.com/asn/28318)
- Regional registry: ARIN
- Registered holder: CYBERTAP
- Routing operator: AS28318 - CYBERTAP, AR
- Network registration country: AR
- Registrant address country: —

## Location

- City: Tapalque
- Region: Buenos Aires
- Country: Argentina
- Time zone: America/Argentina/Buenos_Aires

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

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- caa: Not checked
- spf: Not checked
- dmarc: Not checked
- dnssec: Unknown / lookup inconclusive (144.156.72.131.in-addr.arpa)
- fcrDns: Not checked

## Witness AI - IP Assessment (AI-generated)

AI-generated assessment. Verify critical details independently.

On 131.72.156.144, a server responded successfully to validation probes. The host is associated with AS28318 (CYBERTAP), a routing operator based in Argentina. Geolocation data places the network in Tapalque, Buenos Aires, though this represents an approximate network location rather than a specific server site. Ownership records identify the CIDR block 131.72.156.0/22 under the netname 131.72.156.0 - 131.72.159.255.

Technical assessments indicated that the host appears to be firewalled or inactive, as no services were detected and the network role was classified as "Firewalled / No Services." Anycast status remained unverified. DNS hygiene checks for SPF, DMARC, CAA, and FCR were not performed, and DNSSEC status was unknown. The TLS probe suite returned no results, with no TLS endpoints or endpoints observed. The assigned risk score was zero. Given the lack of active service indicators and the absence of completed security record checks, further monitoring or corroboration is recommended to confirm the operational state of the address.

## Addresses sharing infrastructure

- 131.72.158.79 — Same abuse contact (https://ipdebrief.com/131.72.158.79)

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Source: IPDebrief, "131.72.156.144 IP intelligence", https://ipdebrief.com/131.72.156.144, updated 2026-11-13. Assessments are probabilistic.