51yd.com - robtex.com
51yd.com
| CNAME | cn1.y81.net | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.243.155.244🇭🇰 Alibaba-Cloud47.243.0.0/16 Proxy-registered route object | ||||||
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=1774511472 | ||||||
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
●NSdns19.hichina.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-04-04 17:42:18
● 2026-03-26 07:59:10
● 2026-03-26 07:59:12
● 2026-03-26 07:59:10
● 2026-03-26 07:59:12
●NSdns20.hichina.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-04-04 17:42:18
● 2026-03-26 07:59:10
● 2026-03-26 07:59:12
● 2026-03-26 07:59:10
● 2026-03-26 07:59:12
○NSf1g1ns1.dnspod.net2015-07-11 → 2017-04-04 · 5 obs
○ 2008-03-19 06:39:26
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
○NSf1g1ns2.dnspod.net2015-07-11 → 2017-04-04 · 5 obs
○ 2008-03-19 06:39:26
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
○NSns1.4everdns.com2008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 06:39:26
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
○NSns2.4everdns.com2008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 06:39:26
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
○MXmail.51yd.com2008-03-19 → 2017-04-04 · 4 obs
● 2008-03-19 06:39:26
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
○A122.225.103.142015-07-11 → 2017-04-04 · 5 obs
○ 2008-03-19 06:39:26
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
● 2015-07-11 17:17:22
● 2017-04-04 17:42:18
○ 2026-03-26 07:59:10
○ 2026-03-26 07:59:12
○A203.171.237.692008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 06:39:26
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
○ 2015-07-11 17:17:22
○ 2026-03-26 07:59:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51yd.com | dns19.hichina.com, dns20.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.40
NS records: dns19.hichina.com, dns20.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51yd.com (unsigned zone)
⏱️ Timing
Total: 3542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns20.hichina.com, dns19.hichina.com |
| CNAME | 1 | cn1.y81.net |
| SOA | 1 | dns19.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)
Analysis
IP Addresses
51yd.com resolves to one IP number: 47.243.155.244.
Other host names, for instance www.y81.net, www.tradeleo.com and cn1.y81.net share IP numbers with 51yd.com.