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WorldIP.io
CIDR
/18 · 16.4K IPs
ASN
Ntirety, Inc.
Reverse DNS
screenusa.com
Last scanned 1 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.

85/100
Trusted
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
screenusa.com
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
3600 s
Reverse DNS last checked
2026-10-26 22:26 UTC

Forward DNS records for screenusa.com

TypeValuePriorityTTL
MX d127973a.ess.barracudanetworks.com 15 —
MX d127973b.ess.barracudanetworks.com 15 —
MX mail4.screenusa.com 25 —
NS ns10.digicertdns.com — —
NS ns11.digicertdns.com — —
NS ns12.digicertdns.com — —
NS ns13.digicertdns.net — —
NS ns14.digicertdns.net — —
NS ns15.digicertdns.net — —
TXT _ixs6nvld00rp4g13u98563d602awlmo — —
TXT _te9akq4zlem953apdw6g13ntkznz3tu — —
TXT apple-domain-verification=pngNrk7Oq2sIkYYt — —
TXT dff5b74cd6bcfa831cfc220ac3f3b881 — —
TXT j6w56m567yspjb38k7lbh87nrfyk8xwp — —
TXT knowbe4-site-verification=c820f06a4ab98b09fe8edaebcb402724 — —
TXT kx87jwmzjfqzbdc1mk02694jddxfkz86 — —
TXT v=DMARC1; p=reject; pct=100; — —
TXT v=spf1 mx a include:spf.protection.outlook.com ~all — —
TXT ytvc6gnbkmhkph1x3tdjlr6v4bg6dbc6 — —
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 2026-10-25 UTC

0

issued.live's latest DNS data shows no domain resolving to this IP.

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

Network Allocation for 66.241.193.224

CIDR range
66.241.192.0/18
IP range (int)
1,123,139,584 — 1,123,155,967
Prefix length
/18
Organization
Ntirety, Inc.
ASN
AS20021
ASN name
Ntirety, Inc.
Location
United States
Coordinates
37.751000, -97.822000
Accuracy radius
1000 km
Regional Internet Registry
ARIN
Allocated
2002-03-06
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-10-26 08:43:38

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

Announced prefix
Origin AS
Announcement samples
29,274
Last seen
2026-10-28 00:42:05

Frequently Asked Questions

Who owns 66.241.193.224?

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

Where is 66.241.193.224 located?

The geolocation for 66.241.193.224 maps to 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 66.241.193.224 on?

66.241.193.224 belongs to the 66.241.192.0/18 network block announced by AS20021. This range contains 16,384 addresses.

Does 66.241.193.224 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: 2026-10-27 04:51:09 UTC
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