521xo.com - robtex.com
521xo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.223.30.126🇺🇸 QUICKPACKET162.223.28.0/22 QuickPacket, LLC | ||||||
| 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=1760713436 | ||||||
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=1774629632 | ||||||
Same first word
521xo.com |
DNS History
17 records (3 active, 14 former)
●NSa.share-dns.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 23:17:44
● 2026-03-27 16:54:44
●NSb.share-dns.net2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 23:17:44
● 2026-03-27 16:54:44
○NSdns1.name-services.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
○NSdns2.name-services.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
○NSdns3.name-services.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
○NSdns4.name-services.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
○NSdns5.name-services.com2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
○NSdns7.hichina.com2015-05-19 → 2015-05-19 · 3 obs
○ 2015-10-17 08:40:18
○ 2026-03-27 16:54:44
○NSdns8.hichina.com2015-05-19 → 2015-05-19 · 3 obs
○ 2015-10-17 08:40:18
○ 2026-03-27 16:54:44
○NSns23.domaincontrol.com2020-11-18 → 2020-11-18 · 4 obs
● 2020-11-18 06:06:04
○ 2026-03-26 23:17:44
○ 2026-03-27 16:54:44
○NSns24.domaincontrol.com2020-11-18 → 2020-11-18 · 4 obs
● 2020-11-18 06:06:04
○ 2026-03-26 23:17:44
○ 2026-03-27 16:54:44
○MXmxbiz1.qq.com2015-05-19 → 2015-05-19 · 3 obs
○ 2015-10-17 08:40:18
○ 2026-03-27 16:54:44
○MXmxbiz2.qq.com2015-05-19 → 2015-05-19 · 3 obs
○ 2015-10-17 08:40:18
○ 2026-03-27 16:54:44
●A162.223.30.1262026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 23:17:44
● 2026-03-27 16:54:44
○A205.164.28.2062015-05-19 → 2015-05-19 · 3 obs
○ 2015-10-17 08:40:18
○ 2026-03-27 16:54:44
○A23.88.34.1042020-11-18 → 2020-11-18 · 4 obs
● 2020-11-18 06:06:04
○ 2026-03-26 23:17:44
○ 2026-03-27 16:54:44
○A98.124.199.92017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:06:32
○ 2020-11-18 06:06:04
○ 2026-03-27 16:54:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net... | - |
| 521xo.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 521xo.com (unsigned zone)
⏱️ Timing
Total: 245ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.223.30.126 |
| 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
521xo.com points to a single IP address: 162.223.30.126.
Other host names, for instance thrive-showroom.com, share IP numbers with 521xo.com.
Name Servers
521xo.com is delegated to two name servers: a.share-dns.com and b.share-dns.net.
521xo.com uses the same name server setup as other domains, including pumenpinjj.com, 88jsf.com, qdodbjd.com, sz361.com and charetec.net.
At least part of the name servers for 521xo.com are shared with other domains, for instance jlszsdp.com, soulsu.com, yansongtech.com, ymzcn.net and newdongyue.com.
these name servers are commonly used with the name servers a10.share-dns.com, b10.share-dns.net, a4.share-dns.com, b4.share-dns.net, a7.share-dns.com, b7.share-dns.net, a5.share-dns.com, b5.share-dns.net, a12.share-dns.com and b12.share-dns.net.
Hostnames with a single IP
a.share-dns.com resolves to: 172.64.53.25.
b.share-dns.net resolves to: 172.64.52.239.