# 109.164.48.43 — IP Intelligence Summary

109.164.48.43 is an IPv4 address operated by Starnet - Starnet, CZ (AS44489), with approximate network location České Budějovice, Czech Republic. Its reverse DNS name is nat-43a.starnet.cz. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/109.164.48.43
- Last updated: 2026-11-14

## Ownership

- Organization: MNT-CZSTARNET
- Network name: STARNET_CZ
- Allocated block: 109.164.32.0/19
- ASN: AS44489 (https://ipdebrief.com/asn/44489)
- Regional registry: ARIN
- Registered holder: MNT-CZSTARNET
- Routing operator: Starnet - Starnet, CZ
- Network registration country: CZ
- Registrant address country: —

## Location

- City: České Budějovice
- Region: South Bohemian Region
- Country: Czech Republic
- Time zone: Europe/Prague

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

- nat-43a.starnet.cz
- Forward-confirmed: yes

## DNS posture

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

- caa: Not found at queried name (cz)
- spf: Unknown / lookup inconclusive (nat-43a.starnet.cz)
- dmarc: Unknown / lookup inconclusive (_dmarc.nat-43a.starnet.cz)
- dnssec: Unknown / lookup inconclusive (43.48.164.109.in-addr.arpa)
- fcrDns: Unknown / lookup inconclusive (nat-43a.starnet.cz)

- TLS probe 443 at 109.164.48.43: Certificate not captured; current certificate unknown (unreachable)
- TLS probe 8443 at 109.164.48.43: Certificate not captured; current certificate unknown (unreachable)
## Nearby addresses

- 109.164.48.82 (https://ipdebrief.com/109.164.48.82)
- 109.164.48.108 (https://ipdebrief.com/109.164.48.108)
- 109.164.48.146 (https://ipdebrief.com/109.164.48.146)
- 109.164.48.237 (https://ipdebrief.com/109.164.48.237)

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Source: IPDebrief, "109.164.48.43 IP intelligence", https://ipdebrief.com/109.164.48.43, updated 2026-11-14. Assessments are probabilistic.