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CIDR
/20 · 4.1K IPs
ASN
HGC Global Communications Limited
Reverse DNS
mail.alfatech.com.hk
Last scanned 2 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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
mail.alfatech.com
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
86400 s
Reverse DNS last checked
2026-10-11 06:38 UTC
Forward DNS last checked
2026-10-11 06:38 UTC

Forward DNS records for mail.alfatech.com

TypeValuePriorityTTL
A 15.197.228.149 — 172800s
A 3.33.165.172 — 172800s
NS ns1.domaineasy.com — —
NS ns2.domaineasy.com — —
TXT Managed Domain, please visit https://domaineasy.com — —
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.

Domains hosted

as of 2026-10-04 UTC

0

issued.live saw no domain resolving to this IP in its latest weekly snapshot.

Domain data provided by issued.live — for full details visit https://issued.live/pricing

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

This IP's reverse DNS changes frequently — the timeline below shows the most recent changes.

  1. mail.alfatech.com — Oct 11, 2026 → present
  2. mail.alfatech.com.hk — Oct 8, 2026 → Oct 11, 2026
  3. mail.alfatech.com — Oct 3, 2026 → Oct 8, 2026
  4. mail.alfatech.com.hk — Oct 2, 2026 → Oct 3, 2026
  5. mail.alfatech.com — Oct 2, 2026 → Oct 2, 2026
  6. mail.alfatech.com.hk — Sep 30, 2026 → Oct 2, 2026
  7. mail.alfatech.com — Sep 29, 2026 → Sep 30, 2026
  8. mail.alfatech.com.hk — Sep 29, 2026 → Sep 29, 2026
  9. mail.alfatech.com — Sep 28, 2026 → Sep 29, 2026
  10. mail.alfatech.com.hk — Sep 28, 2026 → Sep 28, 2026
  11. mail.alfatech.com — Sep 26, 2026 → Sep 28, 2026
  12. mail.alfatech.com.hk — Sep 25, 2026 → Sep 26, 2026
  13. mail.alfatech.com — Aug 18, 2026 → Sep 25, 2026
  14. mail.alfatech.com.hk — Aug 18, 2026 → Aug 18, 2026
  15. mail.alfatech.com — Jul 2, 2026 → Aug 18, 2026
  16. mail.alfatech.com.hk — Jun 28, 2026 → Jul 2, 2026
  17. mail.alfatech.com — Jun 12, 2026 → Jun 28, 2026

Network Allocation for 118.142.49.218

CIDR range
118.142.48.0/20
IP range (int)
1,989,029,888 — 1,989,033,983
Prefix length
/20
Organization
HGC Global Communications Limited
ASN
AS9304
ASN name
HGC Global Communications Limited
Location
Hong Kong
Coordinates
22.257800, 114.165700
Accuracy radius
10 km
Regional Internet Registry
APNIC
Allocated
2007-09-19
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-10-07 08:46:55

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

Announced prefix
Origin AS
Announcement samples
17,527
Last seen
2026-10-11 19:55:58

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours, for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation — HK

See the full history for 118.142.0.0/16.

Frequently Asked Questions

Who owns 118.142.49.218?

118.142.49.218 is allocated to HGC Global Communications Limited (AS9304), registered in Hong Kong.

Where is 118.142.49.218 located?

The geolocation for 118.142.49.218 maps to Hong Kong 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 118.142.49.218 on?

118.142.49.218 belongs to the 118.142.48.0/20 network block announced by AS9304. This range contains 4,096 addresses.

Does 118.142.49.218 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: 2026-10-10 00:34:10 UTC
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