# 77.243.19.207 — IP Intelligence Summary

77.243.19.207 is an IPv4 address operated by A1SERBIA-AS - A1SERBIA-AS, RS (AS44143), with approximate network location Belgrade, Serbia. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/77.243.19.207
- Last updated: 2026-11-13

## Ownership

- Organization: A1 Serbia IP Admins
- Network name: A1_Serbia
- Allocated block: 77.243.16.0/21
- ASN: AS44143 (https://ipdebrief.com/asn/44143)
- Regional registry: RIPE
- Registered holder: A1 Serbia IP Admins
- Routing operator: A1SERBIA-AS - A1SERBIA-AS, RS
- Network registration country: RS
- Registrant address country: —

## Location

- City: Belgrade
- Region: Belgrade
- Country: Serbia
- 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

## DNS posture

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

- caa: Unknown / lookup inconclusive (a1.rs)
- spf: Not checked
- dmarc: Not checked
- dnssec: Unknown / lookup inconclusive (207.19.243.77.in-addr.arpa)
- fcrDns: Not checked

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Source: IPDebrief, "77.243.19.207 IP intelligence", https://ipdebrief.com/77.243.19.207, updated 2026-11-13. Assessments are probabilistic.