sfu-ua.com - robtex.com
sfu-ua.com
| DNSSEC | ⚠️ Not signed | ||||||
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=1777487966 | ||||||
Similar names
DNS History
5 records (0 active, 5 former)
○NSdns1.yandex.net2016-12-19 → 2017-10-29 · 4 obs
● 2016-12-19 23:10:02
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
○NSdns2.yandex.net2016-12-19 → 2017-10-29 · 4 obs
● 2016-12-19 23:10:02
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
○MXmx.yandex.net2016-12-19 → 2017-10-29 · 4 obs
● 2016-12-19 23:10:02
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
○A144.76.117.1112016-12-19 → 2016-12-19 · 3 obs
● 2016-12-19 23:10:02
○ 2017-10-29 07:47:24
○ 2026-04-29 19:09:34
○ 2017-10-29 07:47:24
○ 2026-04-29 19:09:34
○A194.28.84.272017-10-29 → 2017-10-29 · 4 obs
○ 2016-12-19 23:10:02
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
● 2017-10-29 07:47:24
○ 2026-03-25 23:15:04
○ 2026-04-29 19:09:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.5.6.30
NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 177ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|