a3su.com - robtex.com
a3su.com
| CNAME | 1hz.web.21twy.v7d88.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.189.98.51🇭🇰 Microsoft20.184.0.0/13 MICROSOFT | ||||||
| A | 20.189.99.172🇭🇰 Microsoft20.184.0.0/13 MICROSOFT | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1775428982 | ||||||
Same first word
a3su.com |
Similar names
usa3.icu |
sau3.org |
ua3s.com |
usa3.biz |
us3a.com |
usa3.com |
usa3.org |
3asu.com |
aus3.com |
3aus.com |
a3us.com |
3uas.com |
3aus.cn |
usa3.net |
DNS History
6 records (3 active, 3 former)
○NSjm1.dns.com2020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:41:34
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
○NSjm2.dns.com2020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:41:34
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
●NSns1.a9800f48.com2026-04-05 → 2026-04-05 · 3 obs
○ 2020-02-21 21:41:34
● 2026-04-05 17:11:46
● 2026-04-05 23:06:32
● 2026-04-05 17:11:46
● 2026-04-05 23:06:32
●NSns2.a9800f48.com2026-04-05 → 2026-04-05 · 3 obs
○ 2020-02-21 21:41:34
● 2026-04-05 17:11:46
● 2026-04-05 23:06:32
● 2026-04-05 17:11:46
● 2026-04-05 23:06:32
○A23.226.52.1822020-02-21 → 2020-02-21 · 3 obs
● 2020-02-21 21:41:34
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
○ 2026-04-05 17:11:46
○ 2026-04-05 23:06:32
●CNAME1hz.web.21twy.v7d88.com2026-04-05 → 2026-04-05 · 2 obs
● 2026-04-05 17:11:46
● 2026-04-05 23:06:32
● 2026-04-05 23:06:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| a3su.com | ns1.a9800f48.com, ns2.a9800f48.com | 8 records |
✅ Authoritative Response
Server:172.247.20.254
NS records: ns1.a9800f48.com, ns2.a9800f48.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a3su.com (unsigned zone)
⏱️ Timing
Total: 3492ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | 1hz.web.21twy.v7d88.com |
| SOA | 1 | ns1.a9800f48.com hostmaster.a3su.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.a9800f48.com, ns1.a9800f48.com, ns1.a9800f48.com...)
Analysis
IP Addresses
a3su.com points to two IP numbers: 20.189.98.51 and 20.189.99.172.
Other host names such as 1hz.web.21twy.v7d88.com and 1hz.web.12bxr.v7d88.com share IP numbers with a3su.com.