b1book.com - robtex.com
b1book.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=1774480552 | ||||||
Same first word
b1book.com |
DNS History
18 records (0 active, 18 former)
○NSjm1.dns.com2020-04-01 → 2020-04-01 · 3 obs
○ 2017-03-26 09:55:46
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○NSjm2.dns.com2020-04-01 → 2020-04-01 · 3 obs
○ 2017-03-26 09:55:46
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○NSmdns1.fc2.com.b1book.com2017-03-26 → 2017-03-26 · 4 obs
○ 2016-04-16 14:58:54
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○NSns1.value-domain.com2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 15:41:24
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○NSns2.value-domain.com2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 15:41:24
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○NSns23.domaincontrol.com2026-03-25 → 2026-03-25 · 1 obs
○ 2026-03-25 23:24:42
○NSns24.domaincontrol.com2026-03-25 → 2026-03-25 · 1 obs
○ 2026-03-25 23:24:42
○NSuns01.lolipop.jp2015-11-08 → 2016-04-16 · 5 obs
○ 2015-06-30 15:41:24
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
○NSuns02.lolipop.jp2015-11-08 → 2016-04-16 · 5 obs
○ 2015-06-30 15:41:24
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
○MXb1book.com2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 15:41:24
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○MXmx01.b1book.com2017-03-26 → 2017-03-26 · 4 obs
○ 2016-04-16 14:58:54
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○MXmx01.lolipop.jp2015-11-08 → 2016-04-16 · 5 obs
○ 2015-06-30 15:41:24
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
○A13.248.213.452026-03-25 → 2026-03-25 · 1 obs
○ 2026-03-25 23:24:42
○A199.116.177.282017-03-26 → 2017-03-26 · 4 obs
○ 2016-04-16 14:58:54
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2017-03-26 09:55:46
○ 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○A202.172.28.612015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 15:41:24
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○ 2015-11-08 03:56:06
○ 2026-03-25 23:24:42
○A203.189.109.2462015-11-08 → 2016-04-16 · 5 obs
○ 2015-06-30 15:41:24
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
● 2015-11-08 03:56:06
● 2016-04-16 14:58:54
○ 2017-03-26 09:55:46
○ 2026-03-25 23:24:42
○A45.115.242.1252020-04-01 → 2020-04-01 · 3 obs
○ 2017-03-26 09:55:46
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
● 2020-04-01 10:52:00
○ 2026-03-25 23:24:42
○A76.223.67.1892026-03-25 → 2026-03-25 · 1 obs
○ 2026-03-25 23:24:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.55.83.30
NS records: m.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 130ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|