51ydd.com - robtex.com
51ydd.com
| CNAME | exp.gs-cdn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.65.190.172🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1775940827 | ||||||
Subdomains
www.51ydd.com |
Same first word
51ydd.com |
DNS History
18 records (3 active, 15 former)
●NSexpire1.gname-dns.com2026-04-11 → 2026-04-11 · 2 obs
○ 2026-04-03 01:25:04
● 2026-04-11 21:23:40
● 2026-04-11 21:23:40
●NSexpire2.gname-dns.com2026-04-11 → 2026-04-11 · 2 obs
○ 2026-04-03 01:25:04
● 2026-04-11 21:23:40
● 2026-04-11 21:23:40
○NSns1.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSns2.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSns3.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSns4.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSns5.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSns6.ezdnscenter.com2015-06-21 → 2017-11-25 · 4 obs
● 2015-06-21 02:31:00
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○NSriya.ns.cloudflare.com2026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
○NStrevor.ns.cloudflare.com2026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
○MXmx.ym.163.com2015-06-21 → 2015-10-31 · 4 obs
● 2015-06-21 02:31:00
● 2015-10-31 08:06:26
○ 2016-01-22 13:04:00
○ 2026-04-11 21:23:40
● 2015-10-31 08:06:26
○ 2016-01-22 13:04:00
○ 2026-04-11 21:23:40
○A104.21.65.1182026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
○A119.90.139.432015-06-21 → 2016-12-26 · 4 obs
● 2015-06-21 02:31:00
● 2016-12-26 10:30:18
○ 2017-11-25 08:02:32
○ 2026-04-11 21:23:40
● 2016-12-26 10:30:18
○ 2017-11-25 08:02:32
○ 2026-04-11 21:23:40
○A172.67.145.852026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
○A23.252.164.2502017-11-25 → 2017-11-25 · 4 obs
○ 2016-12-26 10:30:18
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
● 2017-11-25 08:02:32
○ 2026-02-15 23:13:32
○ 2026-04-11 21:23:40
○A2606:4700:3030::ac43:91552026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
○A2606:4700:3033::6815:41762026-02-15 → 2026-04-03 · 4 obs
○ 2017-11-25 08:02:32
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
● 2026-02-15 23:13:32
● 2026-04-03 01:25:04
○ 2026-04-11 21:23:40
●CNAMEexp.gs-cdn.com2026-04-11 → 2026-04-11 · 1 obs
● 2026-04-11 21:23:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net... | - |
| 51ydd.com | expire1.gname-dns.com, expire2.gname-dns.com | 2 records |
✅ Authoritative Response
Server:172.64.53.233
NS records: expire1.gname-dns.com, expire2.gname-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51ydd.com (unsigned zone)
⏱️ Timing
Total: 676ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | expire1.gname-dns.com, expire2.gname-dns.com |
| CNAME | 1 | exp.gs-cdn.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (expire1.gname-dns.com, expire2.gname-dns.com)
Analysis
Hierarchy
51ydd.com is the parent of www.51ydd.com.
IP Addresses
51ydd.com points to a single IP number: 172.65.190.172.
Other host names, for instance exp.gs-cdn.com, 0syn.com and 5510000.cc share IP numbers with 51ydd.com.