usfa.org - dns.ninja
usfa.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 151.101.2.133🇺🇸 Fastly151.101.0.0/22 | ||||||
| A | 151.101.66.133🇺🇸 Fastly151.101.64.0/22 | ||||||
| A | 151.101.130.133🇺🇸 Fastly151.101.128.0/22 | ||||||
| A | 151.101.194.133🇺🇸 Fastly151.101.192.0/22 | ||||||
| NS | ns-1702.awsdns-20.co.uk ⭐ | ||||||
| A | 2600:9000:5306:a600::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1702.awsdns-20.co.uk | ||||||
| A | 205.251.198.166🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1702.awsdns-20.co.uk | ||||||
| NS | ns-1187.awsdns-20.org | ||||||
| A | 2600:9000:5304:a300::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1187.awsdns-20.org | ||||||
| A | 205.251.196.163🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1187.awsdns-20.org | ||||||
| NS | ns-168.awsdns-21.com | ||||||
| A | 2600:9000:5300:a800::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-168.awsdns-21.com | ||||||
| A | 205.251.192.168🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-168.awsdns-21.com | ||||||
| NS | ns-902.awsdns-48.net | ||||||
| A | 2600:9000:5303:8600::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-902.awsdns-48.net | ||||||
| A | 205.251.195.134🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| SOA | ns-1702.awsdns-20.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1782825924 | ||||||
Same first word
usfa.gov.ua |
usfa.org |
usfa.com |
usfa.ru |
usfa.net |
usfa.fr |
usfa.jp |
usfa.de |
usfa.us |
usfa.co |
usfa.edu.bo |
usfa.com.au |
usfa.ch |
Similar names
DNS History
11 records (8 active, 3 former)
●NSns-1187.awsdns-20.org2026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●NSns-168.awsdns-21.com2026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●NSns-1702.awsdns-20.co.uk2026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●NSns-902.awsdns-48.net2026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
○NSns51.domaincontrol.com2015-06-23 → 2017-07-08 · 4 obs
● 2017-07-08 11:12:20
○ 2026-04-02 20:00:28
○ 2026-06-30 13:49:10
○NSns52.domaincontrol.com2015-06-23 → 2017-07-08 · 4 obs
● 2017-07-08 11:12:20
○ 2026-04-02 20:00:28
○ 2026-06-30 13:49:10
●A151.101.130.1332026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●A151.101.194.1332026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●A151.101.2.1332026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
●A151.101.66.1332026-04-02 → 2026-06-30 · 3 obs
● 2026-04-02 20:00:28
● 2026-06-30 13:49:10
○A184.168.221.32015-06-23 → 2017-07-08 · 4 obs
● 2017-07-08 11:12:20
○ 2026-04-02 20:00:28
○ 2026-06-30 13:49:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| usfa.org | ns-1187.awsdns-20.org, ns-1702.awsdns-20.co.uk, ns-168.awsdns-21.com, ns-902.awsdns-48.net | 2 records |
✅ Authoritative Response
Server:205.251.196.163
NS records: ns-1187.awsdns-20.org, ns-1702.awsdns-20.co.uk, ns-168.awsdns-21.com, ns-902.awsdns-48.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usfa.org (unsigned zone)
⏱️ Timing
Total: 1870ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 151.101.194.133, 151.101.2.133... |
| NS | 4 | ns-1187.awsdns-20.org, ns-168.awsdns-21.com... |
| SOA | 1 | ns-1702.awsdns-20.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1187.awsdns-20.org, ns-1187.awsdns-20.org)
Analysis
IP Addresses
usfa.org points to the four IP addresses 151.101.2.133, 151.101.66.133, 151.101.130.133 and 151.101.194.133.
ourownbackyard.org, nestlehealthscience.sg, qualitylogoproducts.com plus two other host names have IP numbers in common with usfa.org.
Name Servers
Four name servers handle the delegation for usfa.org: ns-168.awsdns-21.com, ns-902.awsdns-48.net, ns-1187.awsdns-20.org and ns-1702.awsdns-20.co.uk.
There is at least partial name server overlap between usfa.org and other domains — elemetrik.co, skyemm2.com, faith.tv and two more among them.
All four hostnames — ns-168.awsdns-21.com, ns-902.awsdns-48.net, ns-1187.awsdns-20.org and ns-1702.awsdns-20.co.uk — resolve to two IP numbers apiece: ns-168.awsdns-21.com to 205.251.192.168 and 2600:9000:5300:a800::1; ns-902.awsdns-48.net to 205.251.195.134 and 2600:9000:5303:8600::1; ns-1187.awsdns-20.org to 205.251.196.163 and 2600:9000:5304:a300::1; ns-1702.awsdns-20.co.uk to 205.251.198.166 and 2600:9000:5306:a600::1.