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IPv4 Address

210.16.121.75

CIDR
/23 · 512 IPs
ASN
HostUS
Reverse DNS
mundogaturro.uol.com.br
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.

83/100
Trusted
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)
mundogaturro.uol.com.br
Forward-confirmed (FCrDNS)
✓ Confirmed
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 mundogaturro.uol.com.br

TypeValuePriorityTTL
A 141.11.65.146 172788s
A 141.98.157.100 172800s
A 141.98.157.237 172789s
A 141.98.157.99 172794s
A 152.89.39.186 172790s
A 174.139.197.178 172790s
A 174.139.197.99 172789s
A 178.170.116.180 172789s
A 178.170.116.181 172794s
A 185.103.202.122 172794s
A 185.130.212.140 172794s
A 185.136.205.183 172794s
A 185.174.28.70 172794s
A 185.174.30.244 172794s
A 185.205.19.107 172794s
A 185.255.95.4 172794s
A 185.83.146.102 172800s
A 185.83.146.103 172800s
A 185.83.146.111 172800s
A 192.227.251.112 172789s
A 196.247.213.127 172799s
A 210.16.121.75 172794s
A 213.142.150.70 172800s
A 213.186.33.5 172799s
A 31.185.105.107 172788s
A 31.185.105.109 172794s
A 31.185.105.13 172789s
A 31.185.105.63 172794s
A 31.185.105.87 172794s
A 31.185.105.89 172794s
A 31.210.52.230 172794s
A 31.210.52.236 172800s
A 45.137.68.45 172799s
A 45.143.97.102 172794s
A 45.143.97.97 172790s
A 45.144.214.41 172796s
A 45.144.214.42 172789s
A 45.43.166.39 172796s
A 45.74.158.81 172796s
A 62.3.35.12 172790s
A 63.141.242.174 172800s
A 67.198.234.180 172788s
A 67.198.234.241 172789s
A 78.135.110.118 172794s
A 78.135.110.16 172799s
A 78.135.110.17 172789s
A 78.135.110.59 172799s
A 78.135.110.61 172800s
A 89.36.137.225 172794s
A 89.36.137.226 172790s
A 89.36.137.227 172799s
A 91.199.32.117 172799s
A 91.208.75.44 172790s
A 93.188.155.203 172799s
NS dns10.ovh.ca
NS ns10.ovh.ca
TXT 1|www.mundogaturro.com.br
TXT v=spf1 -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 210.16.121.75

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 210.16.121.75?

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

Where is 210.16.121.75 located?

The geolocation for 210.16.121.75 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 210.16.121.75 on?

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

Does 210.16.121.75 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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