81tb.com - robtex.com
81tb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.109.116.68🇭🇰 YISUCLOUDLTD-HK39.109.116.0/24 YISU CLOUD LTD 10/F,WORLD PEACE CENTRE,41-55,WO TONG TSUI ST,KWAI CHUNG ,HK | ||||||
| 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 | ns1.onclouddns.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 | ||||||
| NS | ns2.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1783520568 | ||||||
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=1786203904 | ||||||
Same first word
81tb.com |
Similar names
DNS History
12 records (5 active, 7 former)
○NSdns13.hichina.com2015-07-04 → 2017-01-08 · 4 obs
● 2017-01-08 04:25:56
○ 2026-06-16 08:13:56
○ 2026-08-08 15:46:04
○NSdns14.hichina.com2015-07-04 → 2017-01-08 · 4 obs
● 2017-01-08 04:25:56
○ 2026-06-16 08:13:56
○ 2026-08-08 15:46:04
○NSns1.judns.com2026-06-16 → 2026-06-16 · 4 obs
● 2026-06-16 08:13:56
○ 2026-07-11 17:23:10
○ 2026-08-08 15:46:04
●NSns1.julydns.com2026-06-16 → 2026-08-08 · 3 obs
● 2026-06-16 08:13:56
● 2026-08-08 15:46:04
●NSns1.onclouddns.com2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 17:23:10
● 2026-08-08 15:46:04
○NSns2.judns.com2026-06-16 → 2026-06-16 · 4 obs
● 2026-06-16 08:13:56
○ 2026-07-11 17:23:10
○ 2026-08-08 15:46:04
●NSns2.julydns.com2026-06-16 → 2026-08-08 · 3 obs
● 2026-06-16 08:13:56
● 2026-08-08 15:46:04
●NSns2.onclouddns.com2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 17:23:10
● 2026-08-08 15:46:04
○A119.28.6.2512018-09-12 → 2018-09-12 · 4 obs
● 2018-09-12 20:19:12
○ 2026-06-16 08:13:56
○ 2026-08-08 15:46:04
○A120.24.72.1402015-07-04 → 2016-02-29 · 4 obs
● 2016-02-29 15:08:34
○ 2016-05-09 05:38:18
○ 2026-08-08 15:46:04
●A39.109.116.682026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 17:23:10
● 2026-08-08 15:46:04
○A8.217.172.1352026-06-16 → 2026-06-16 · 4 obs
● 2026-06-16 08:13:56
○ 2026-07-11 17:23:10
○ 2026-08-08 15:46:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net... | - |
| 81tb.com | ns1.onclouddns.com, ns2.onclouddns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.onclouddns.com, ns2.onclouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 81tb.com (unsigned zone)
⏱️ Timing
Total: 407ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 39.109.116.68 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.onclouddns.com, ns2.onclouddns.com)
Analysis
IP Addresses
81tb.com resolves to just one IP address, 39.109.116.68.
Two other host names, along with hnzyjz.com, 027lmj.com and hbgkjt.com, also share IP numbers with 81tb.com.
Name Servers
The NS records for 81tb.com point to four name servers: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
At least some of 81tb.com's name servers are shared with other domains, for example vgjvd015.top, misugar.com, gsgsl.cn and two more.
These name servers tend to be deployed in combination with the name servers ns1.judns.com and ns2.judns.com.
ns1.julydns.com resolves to 162.159.48.223, as does ns2.julydns.com. ns1.onclouddns.com resolves to 162.159.27.251, as does ns2.onclouddns.com.
Host names pointing to 162.159.48.223 IP addresses: ns1.julydns.com and ns2.julydns.com.
Host names pointing to 162.159.27.251 IP addresses: ns1.onclouddns.com and ns2.onclouddns.com.