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CIDR
/24 · 256 IPs
ASN
Telair Pty Ltd
Reverse DNS
mail.neilsonsmitre10.com.au
Last scanned 50 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)
mail.neilsonsmitre10.com.au
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
604800 s
Reverse DNS last checked
2026-07-04 17:06 UTC
Forward DNS last checked
2026-07-04 17:06 UTC

Forward DNS records for mail.neilsonsmitre10.com.au

TypeValuePriorityTTL
A 123.100.146.204 14400s
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 123.100.146.204

CIDR range
123.100.146.0/24
IP range (int)
2,070,188,544 — 2,070,188,799
Prefix length
/24
Organization
Telair Pty Ltd
ASN
AS135060
ASN name
Telair Pty Ltd
Location
Sydney, New South Wales, Australia
Coordinates
-33.825200, 151.084900
Accuracy radius
50 km
Postal code
2138
Regional Internet Registry
APNIC
Allocated
2006-11-10
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-08-23 05:24:51

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

Announced prefix
Origin AS
Announcement samples
9,205
Last seen
2026-08-24 03:18:24

Frequently Asked Questions

Who owns 123.100.146.204?

123.100.146.204 is allocated to Telair Pty Ltd (AS135060), registered in Sydney, Australia.

Where is 123.100.146.204 located?

The geolocation for 123.100.146.204 maps to Sydney, 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 123.100.146.204 on?

123.100.146.204 belongs to the 123.100.146.0/24 network block announced by AS135060. This range contains 256 addresses.

Does 123.100.146.204 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: 2026-08-24 04:53:35 UTC
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