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IPv4 Address

210.16.121.79

CIDR
/23 · 512 IPs
ASN
HostUS
Reverse DNS
sgp.ovh
Last scanned 10 hr 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.

78/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
sgp.ovh
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
86400 s
Reverse DNS last checked
2026-07-18 11:00 UTC
Forward DNS last checked
2026-07-18 11:00 UTC

Forward DNS records for sgp.ovh

TypeValuePriorityTTL
A 104.21.80.8 172800s
A 172.67.172.143 172800s
AAAA 2606:4700:3033::6815:5008 172443s
AAAA 2606:4700:3034::ac43:ac8f 172800s
AAAA 2606:4700:3036::6815:5008 172800s
MX mail.sgp.ovh 10
NS alice.ns.cloudflare.com
NS cody.ns.cloudflare.com
TXT v=DMARC1; p=none; rua=mailto:6f582907fe1f4540a94db7525361460e@dmarc-reports.cloudflare.net
TXT v=spf1 a mx ip4:45.126.43.154 ~all
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 210.16.121.79

CIDR range
210.16.120.0/23
IP range (int)
3,524,294,656 — 3,524,295,167
Prefix length
/23
Organization
HostUS
ASN
AS7489
ASN name
HostUS
Location
Singapore
Coordinates
1.366700, 103.800000
Accuracy radius
50 km
Regional Internet Registry
APNIC
Allocated
2016-01-25
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-08 00:22:16

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

Announced prefix
Origin AS
Announcement samples
12,429
Last seen
2026-07-18 19:46:37

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

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

See the full history for 210.16.120.0/23.

Frequently Asked Questions

Who owns 210.16.121.79?

210.16.121.79 is allocated to HostUS (AS7489), registered in Singapore.

Where is 210.16.121.79 located?

The geolocation for 210.16.121.79 maps to Singapore 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 210.16.121.79 on?

210.16.121.79 belongs to the 210.16.120.0/23 network block announced by AS7489. This range contains 512 addresses.

Does 210.16.121.79 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: 2026-07-18 18:02:06 UTC
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