91b2b.com - robtex.com
91b2b.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1778445126 | ||||||
Same first word
91b2b.com |
Similar names
DNS History
17 records (4 active, 13 former)
○NS(root)2015-08-24 → 2015-08-24 · 3 obs
○ 2015-12-11 23:36:22
○ 2026-05-10 20:46:34
○NSf1g1ns1.dnspod.net2015-12-11 → 2016-07-16 · 5 obs
● 2015-12-11 23:36:22
● 2016-07-16 05:11:00
○ 2017-03-23 05:24:50
○ 2026-05-10 20:46:34
○NSf1g1ns2.dnspod.net2015-12-11 → 2016-07-16 · 5 obs
● 2015-12-11 23:36:22
● 2016-07-16 05:11:00
○ 2017-03-23 05:24:50
○ 2026-05-10 20:46:34
○NSns1.jiasule.net2015-08-24 → 2015-08-24 · 3 obs
○ 2015-12-11 23:36:22
○ 2026-05-10 20:46:34
●NSns1.judns.com2026-05-08 → 2026-05-10 · 3 obs
● 2026-05-08 05:02:24
● 2026-05-10 20:46:34
●NSns1.julydns.com2026-05-08 → 2026-05-10 · 3 obs
● 2026-05-08 05:02:24
● 2026-05-10 20:46:34
○NSns1.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○NSns2.jiasule.net2015-08-24 → 2015-08-24 · 3 obs
○ 2015-12-11 23:36:22
○ 2026-05-10 20:46:34
●NSns2.judns.com2026-05-08 → 2026-05-10 · 3 obs
● 2026-05-08 05:02:24
● 2026-05-10 20:46:34
●NSns2.julydns.com2026-05-08 → 2026-05-10 · 3 obs
● 2026-05-08 05:02:24
● 2026-05-10 20:46:34
○NSns2.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○NSns3.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○NSns4.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○NSns5.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○NSns6.myhostadmin.net2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
○A113.207.76.152015-08-24 → 2015-08-24 · 3 obs
○ 2015-12-11 23:36:22
○ 2026-05-10 20:46:34
○A47.91.138.1632017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:24:50
○ 2026-05-08 05:02:24
○ 2026-05-10 20:46:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 91b2b.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 91b2b.com (unsigned zone)
⏱️ Timing
Total: 476ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
Name Servers
91b2b.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
91b2b.com shares some name servers with other domains, for example lianzhongtou.cn, pujsj.com, vcar.net, xcdj79.com and zh-w-500.com.
These name servers are commonly used together with ns1.onclouddns.com and ns2.onclouddns.com.
Host names with one IP:
ns1.judns.com points to 162.159.27.251
ns2.judns.com points to 162.159.27.251
ns1.julydns.com points to 162.159.48.223
ns2.julydns.com points to 162.159.48.223
Host names pointing to 162.159.27.251: ns1.judns.com and ns2.judns.com
Host names pointing to 162.159.48.223: ns1.julydns.com and ns2.julydns.com