521jb.com - robtex.com
521jb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 43.103.2.19🇸🇬 Alibaba-Cloud43.103.0.0/18 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| 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=1774577756 | ||||||
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=1774586017 | ||||||
Same first word
521jb.com |
Similar names
DNS History
13 records (3 active, 10 former)
●NSa.share-dns.com2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 04:38:52
●NSb.share-dns.net2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 04:38:52
○NSf1g1ns1.dnspod.net2015-06-15 → 2016-04-04 · 4 obs
● 2016-04-04 05:44:58
○ 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
○NSf1g1ns2.dnspod.net2015-10-29 → 2016-04-04 · 5 obs
● 2015-10-29 09:57:00
● 2016-04-04 05:44:58
○ 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
○NSns55.domaincontrol.com2016-09-26 → 2016-09-26 · 3 obs
● 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
○NSns56.domaincontrol.com2016-09-26 → 2016-09-26 · 3 obs
● 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
○MXmailstore1.secureserver.net2016-09-26 → 2016-09-26 · 2 obs
○ 2026-03-27 04:38:52
○MXsmtp.secureserver.net2016-09-26 → 2016-09-26 · 2 obs
○ 2026-03-27 04:38:52
○A162.209.175.1242026-03-27 → 2026-03-27 · 1 obs
○A182.254.206.1112015-06-15 → 2015-06-15 · 3 obs
○ 2017-06-23 13:49:40
○ 2026-03-27 04:38:52
○A184.168.221.342016-09-26 → 2016-09-26 · 3 obs
● 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
○A222.186.37.22015-10-29 → 2016-04-04 · 5 obs
● 2015-10-29 09:57:00
● 2016-04-04 05:44:58
○ 2016-09-26 15:12:36
○ 2026-03-27 04:38:52
●A43.103.2.192026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 04:38:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 521jb.com | a.share-dns.com, b.share-dns.net | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: a.share-dns.com, b.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 521jb.com (unsigned zone)
⏱️ Timing
Total: 1446ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.103.2.19 |
| 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
521jb.com points to a single IP: 43.103.2.19.
Other host names, for instance www.b358.com, x77123.net, 90vod.com, www77kp.com and av041.com share IP numbers with 521jb.com.
Name Servers
Two name servers a.share-dns.com and b.share-dns.net handle delegation for 521jb.com.
521jb.com uses the same name server setup as other domains, for example bestwashingmachines.net, zhiyuanweixing.com, td12.com, jwmoyu.com and ruruyu.com.
521jb.com partially shares name servers with other domains; examples include nimbusvault.org, 8379a.com, coinhouse.top, jtgdgj.com and liposhare.com.
These name servers are commonly used alongside a6.share-dns.com, b6.share-dns.net, ns1.gname-dns.com, ns2.gname-dns.com, a1.share-dns.com, b1.share-dns.net, a2.share-dns.com, b2.share-dns.net, a10.share-dns.com and b10.share-dns.net.
Host names with one IP number: The host name a.share-dns.com points to 172.64.53.25 and the host name b.share-dns.net points to 172.64.52.239.