ustc834.com - robtex.com
ustc834.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 206.238.172.130🇿🇦 TCLOUDNET206.238.172.0/24 | ||||||
| NS | a.share-dns.com ⭐ | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1730176996 | ||||||
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=1777607651 | ||||||
Same first word
ustc834.com |
DNS History
11 records (3 active, 8 former)
●NSa.share-dns.com2026-02-26 → 2026-05-01 · 3 obs
● 2026-02-26 19:59:18
● 2026-05-01 04:10:26
●NSb.share-dns.net2026-02-26 → 2026-05-01 · 3 obs
● 2026-02-26 19:59:18
● 2026-05-01 04:10:26
○NSdns7.hichina.com2015-05-30 → 2017-08-19 · 4 obs
● 2017-08-19 14:27:36
○ 2026-02-26 19:59:18
○ 2026-05-01 04:10:26
○NSdns8.hichina.com2015-05-30 → 2017-08-19 · 4 obs
● 2017-08-19 14:27:36
○ 2026-02-26 19:59:18
○ 2026-05-01 04:10:26
○MX222.173.81.2512015-10-13 → 2016-03-31 · 5 obs
● 2015-10-13 05:37:28
● 2016-03-31 12:32:00
○ 2016-09-13 09:16:54
○ 2026-05-01 04:10:26
○MX222.173.81.2512015-05-30 → 2015-05-30 · 3 obs
○ 2015-10-13 05:37:28
○ 2026-05-01 04:10:26
○MXmxn.mxhichina.com2016-09-13 → 2017-08-19 · 5 obs
● 2016-09-13 09:16:54
● 2017-08-19 14:27:36
○ 2026-02-26 19:59:18
○ 2026-05-01 04:10:26
○MXmxw.mxhichina.com2016-09-13 → 2017-08-19 · 5 obs
● 2016-09-13 09:16:54
● 2017-08-19 14:27:36
○ 2026-02-26 19:59:18
○ 2026-05-01 04:10:26
●A206.238.172.1302026-02-26 → 2026-05-01 · 3 obs
● 2026-02-26 19:59:18
● 2026-05-01 04:10:26
○A222.173.81.2502016-09-13 → 2017-08-19 · 5 obs
● 2016-09-13 09:16:54
● 2017-08-19 14:27:36
○ 2026-02-26 19:59:18
○ 2026-05-01 04:10:26
○A222.173.81.2532015-05-30 → 2016-03-31 · 4 obs
● 2016-03-31 12:32:00
○ 2016-09-13 09:16:54
○ 2026-05-01 04:10:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net... | - |
| ustc834.com | a.share-dns.com, b.share-dns.net | 1 record |
✅ Authoritative Response
Server:172.64.53.25
NS records: a.share-dns.com, b.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ustc834.com (unsigned zone)
⏱️ Timing
Total: 454ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 206.238.172.130 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a.share-dns.com)
Analysis
IP Addresses
ustc834.com points to a single IP number: 206.238.172.130.
Name Servers
ustc834.com is delegated to two name servers: a.share-dns.com and b.share-dns.net.
ustc834.com uses the same name server setup as other domains, for instance 66789a.com, a11517.com, megaham.com, gaminews.com and yooozhibo.cc.
ustc834.com shares name servers with other domains at least partially, for instance marykay-bj.com, xinhanglu.net, hfsiss.com, khhmove.com and kirankhanescortss.com.
these name servers are commonly used with the name servers a7.share-dns.com, b7.share-dns.net, a2.share-dns.com, b2.share-dns.net, a12.share-dns.com, b12.share-dns.net, a4.share-dns.com, b4.share-dns.net, a5.share-dns.com and b5.share-dns.net.
Host names with one IP number:
a.share-dns.com points to: 172.64.53.25.
b.share-dns.net points to: 172.64.52.239.