221.su - robtex.com
221.su
| DNSSEC | ⚠️ Not signed | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650209074 | ||||||
Same first word
Similar names
DNS History
5 records (0 active, 5 former)
○NSns1.221.su2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 21:46:44
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○NSns2.221.su2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 21:46:44
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○NSrap.tj2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 21:46:44
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○MXmail.221.su2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 21:46:44
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○A62.138.2.1022018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 21:46:44
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
○ 2026-02-24 06:40:12
○ 2026-05-12 16:02:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
✅ Authoritative Response
Server:193.232.128.6
NS records: b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|