rb81.com - robtex.com
rb81.com
| CNAME | 301.xiaoyazhou.com | ||||||
| CNAME | hw3.xiao301.cc | ||||||
| CNAME | hw3.xiaodns.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=1771291435 | ||||||
Subdomains
www.rb81.com |
Same first word
rb81.com |
Similar names
DNS History
14 records (3 active, 11 former)
●NSns1.dyna-ns.net2026-02-16 → 2026-03-12 · 3 obs
○ 2017-06-04 10:26:20
● 2026-02-16 20:59:00
● 2026-03-12 21:56:36
● 2026-02-16 20:59:00
● 2026-03-12 21:56:36
○NSns18.zoneedit.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 03:55:02
○ 2015-07-23 08:30:06
○ 2026-03-12 21:56:36
○ 2015-07-23 08:30:06
○ 2026-03-12 21:56:36
●NSns2.dyna-ns.net2026-02-16 → 2026-03-12 · 3 obs
○ 2017-06-04 10:26:20
● 2026-02-16 20:59:00
● 2026-03-12 21:56:36
● 2026-02-16 20:59:00
● 2026-03-12 21:56:36
○NSns9.zoneedit.com2008-03-13 → 2008-03-13 · 3 obs
● 2008-03-13 03:55:02
○ 2015-07-23 08:30:06
○ 2026-03-12 21:56:36
○ 2015-07-23 08:30:06
○ 2026-03-12 21:56:36
○NSpdns73.ultradns.biz2015-07-23 → 2017-06-04 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
○NSpdns73.ultradns.com2015-07-23 → 2017-06-04 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
○NSpdns73.ultradns.net2015-07-23 → 2017-06-04 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
○NSpdns73.ultradns.org2015-07-23 → 2017-06-04 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2017-06-04 10:26:20
○ 2026-02-16 20:59:00
○ 2026-03-12 21:56:36
○MXmailstore1.secureserver.net2015-07-23 → 2026-02-16 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
○MXsmtp.secureserver.net2015-07-23 → 2026-02-16 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
○A135.84.239.2512016-10-01 → 2026-02-16 · 5 obs
○ 2016-03-31 09:36:58
● 2016-10-01 20:07:52
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
● 2016-10-01 20:07:52
● 2026-02-16 20:59:00
○ 2026-03-12 16:54:44
○ 2026-03-12 21:56:36
○A204.74.99.1002015-07-23 → 2015-09-06 · 5 obs
○ 2008-03-13 03:55:02
● 2015-07-23 08:30:06
● 2015-09-06 12:50:12
○ 2015-12-17 06:31:04
○ 2026-03-12 21:56:36
● 2015-07-23 08:30:06
● 2015-09-06 12:50:12
○ 2015-12-17 06:31:04
○ 2026-03-12 21:56:36
○A206.131.206.182015-12-17 → 2016-03-31 · 5 obs
○ 2015-09-06 12:50:12
● 2015-12-17 06:31:04
● 2016-03-31 09:36:58
○ 2016-10-01 20:07:52
○ 2026-03-12 21:56:36
● 2015-12-17 06:31:04
● 2016-03-31 09:36:58
○ 2016-10-01 20:07:52
○ 2026-03-12 21:56:36
●CNAME301.xiaoyazhou.com2026-02-16 → 2026-03-12 · 2 obs
● 2026-02-16 20:59:00
● 2026-03-12 21:56:36
● 2026-03-12 21:56:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rb81.com | ns2.dyna-ns.net, ns1.dyna-ns.net | - |
✅ Authoritative Response
Server: 162.159.25.5
NS records: ns2.dyna-ns.net, ns1.dyna-ns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rb81.com (unsigned zone)
⏱️ Timing
Total: 408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.dyna-ns.net, ns2.dyna-ns.net |
| CNAME | 1 | 301.xiaoyazhou.com |
| SOA | 1 | ns1.dyna-ns.net hostmaster.rb81.com |