91science.com - robtex.com
91science.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=1778520591 | ||||||
Same first word
91science.com |
Similar names
DNS History
9 records (0 active, 9 former)
○NSdns10.hichina.com2015-10-26 → 2016-09-27 · 4 obs
● 2015-10-26 05:20:56
● 2016-09-27 02:21:40
○ 2017-07-03 13:25:30
○ 2026-05-11 17:57:24
● 2016-09-27 02:21:40
○ 2017-07-03 13:25:30
○ 2026-05-11 17:57:24
○NSdns9.hichina.com2015-10-26 → 2016-09-27 · 4 obs
● 2015-10-26 05:20:56
● 2016-09-27 02:21:40
○ 2017-07-03 13:25:30
○ 2026-05-11 17:57:24
● 2016-09-27 02:21:40
○ 2017-07-03 13:25:30
○ 2026-05-11 17:57:24
○NSexpirens3.hichina.com2017-07-03 → 2017-07-03 · 4 obs
○ 2016-09-27 02:21:40
● 2017-07-03 13:25:30
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
● 2017-07-03 13:25:30
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○NSexpirens4.hichina.com2017-07-03 → 2017-07-03 · 4 obs
○ 2016-09-27 02:21:40
● 2017-07-03 13:25:30
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
● 2017-07-03 13:25:30
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○NSns1637.ztomy.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-07-03 13:25:30
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○NSns2637.ztomy.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-07-03 13:25:30
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○MX~2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○ 2026-05-11 17:57:24
○A204.11.56.372026-03-27 → 2026-03-27 · 3 obs
○ 2017-07-03 13:25:30
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
● 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○A47.89.58.1412017-07-03 → 2017-07-03 · 3 obs
● 2017-07-03 13:25:30
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
○ 2026-03-27 07:38:06
○ 2026-05-11 17:57:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.41.162.30
NS records: e.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 81ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|