Skip to main content
CIDR
/30 · 4 IPs
ASN
Telstra Limited
Reverse DNS
alp3945274.lnk.telstra.net
Last scanned 25 days ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

86/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
alp3945274.lnk.telstra.net
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
604800 s
Reverse DNS last checked
2026-07-05 03:38 UTC
Forward DNS last checked
2026-07-05 03:38 UTC

Forward DNS records for alp3945274.lnk.telstra.net

TypeValuePriorityTTL
A 203.45.53.194 172800s
AAAA 2001:8000:104:84c::2 172800s
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 203.45.53.194

CIDR range
203.45.53.0/30
IP range (int)
3,408,737,536 — 3,408,737,539
Prefix length
/30
Organization
Telstra Limited
ASN
AS1221
ASN name
Telstra Limited
Location
Bunbury, Western Australia, Australia
Coordinates
-33.323500, 115.641400
Accuracy radius
5 km
Postal code
6230
Regional Internet Registry
APNIC
Allocated
1994-09-02
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-11 09:24:38

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
10,850
Last seen
2026-07-30 20:42:41

Frequently Asked Questions

Who owns 203.45.53.194?

203.45.53.194 is allocated to Telstra Limited (AS1221), registered in Bunbury, Australia.

Where is 203.45.53.194 located?

The geolocation for 203.45.53.194 maps to Bunbury, Australia based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 203.45.53.194 on?

203.45.53.194 belongs to the 203.45.53.0/30 network block announced by AS1221. This range contains 4 addresses.

Does 203.45.53.194 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-30 19:41:11 UTC
Share