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CIDR
/19 · 8.2K IPs
ASN
Ntirety, Inc.
Reverse DNS
tiaonline.org
Last scanned 16 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.

81/100
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)
tiaonline.org
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
3600 s
Reverse DNS last checked
2026-09-22 22:00 UTC

Forward DNS records for tiaonline.org

TypeValuePriorityTTL
A 104.26.4.37 300s
A 104.26.5.37 300s
A 172.67.74.59 300s
AAAA 2606:4700:20::681a:425 172800s
AAAA 2606:4700:20::681a:525 172800s
AAAA 2606:4700:20::ac43:4a3b 172800s
MX tiaonline-org.mail.protection.outlook.com 0
NS mario.ns.cloudflare.com
NS nucum.ns.cloudflare.com
TXT 208.91.197.27
TXT 25e42b2b-958a-4c4d-aa6c-4e6724d8b108
TXT 68ab8a35-1fc1-4693-858c-ffe7c6f38085
TXT MS=ms22922708
TXT ca3-f88c66a4b0704f31996a39eecc465b93
TXT include:9482964.spf01.hubspotemail.net
TXT ms22922708
TXT ppe-71d5e4b2a9bc056e20f0
TXT v=DMARC1; p=quarantine;
TXT v=spf1 ip4:166.78.74.169 ip4:208.112.24.42 a:lyris.tiacomm.org ip4:50.201.230.131 ip4:50.201.230.254 ip4:50.201.230.200 ip4:50.31.43.171 include:spf.protection.outlook.com include:9482964.spf01.hubspotemail.net ~all
CAA issue comodoca.com 0
CAA issue digicert.com; cansignhttpexchanges=yes 0
CAA issue letsencrypt.org 0
CAA issue pki.goog; cansignhttpexchanges=yes 0
CAA issue ssl.com 0
CAA issuewild comodoca.com 0
CAA issuewild digicert.com; cansignhttpexchanges=yes 0
CAA issuewild letsencrypt.org 0
CAA issuewild pki.goog; cansignhttpexchanges=yes 0
CAA issuewild ssl.com 0
CAA issuewild trust-provider.com 0
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 204.12.0.7

CIDR range
204.12.0.0/19
IP range (int)
3,423,338,496 — 3,423,346,687
Prefix length
/19
Organization
Ntirety, Inc.
ASN
AS20021
ASN name
Ntirety, Inc.
Location
Englewood, Colorado, United States
Coordinates
39.640200, -104.962100
Accuracy radius
10 km
Postal code
80113
Regional Internet Registry
ARIN
Allocated
2009-06-02
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-22 04:11:01

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

Announced prefix
Origin AS
Announcement samples
22,075
Last seen
2026-09-23 14:05:14

Frequently Asked Questions

Who owns 204.12.0.7?

204.12.0.7 is allocated to Ntirety, Inc. (AS20021), registered in Englewood, United States.

Where is 204.12.0.7 located?

The geolocation for 204.12.0.7 maps to Englewood, United States 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 204.12.0.7 on?

204.12.0.7 belongs to the 204.12.0.0/19 network block announced by AS20021. This range contains 8,192 addresses.

Does 204.12.0.7 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: 2026-09-23 06:54:05 UTC
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