51nct.com - robtex.com
51nct.com
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=1771291435 | ||||||
Same first word
51nct.com |
Similar names
DNS History
4 records (3 active, 1 former)
●NSdns21.hichina.com2015-07-24 → 2026-03-23 · 2 obs
● 2026-03-23 13:37:04
●NSdns22.hichina.com2015-07-24 → 2026-03-23 · 2 obs
● 2026-03-23 13:37:04
●A116.213.42.732026-02-25 → 2026-03-23 · 3 obs
● 2026-02-25 03:40:16
● 2026-03-23 13:37:04
○A202.55.6.1692015-07-24 → 2018-09-01 · 4 obs
● 2018-09-01 13:21:42
○ 2026-02-25 03:40:16
○ 2026-03-23 13:37:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51nct.com | dns21.hichina.com, dns22.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.38
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51nct.com (unsigned zone)
⏱️ Timing
Total: 3563ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.213.42.73 |
| NS | 2 | dns21.hichina.com, dns22.hichina.com |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)
Analysis
IP Addresses
51nct.com maps to IP address 116.213.42.73.
Name Servers
Two name servers dns21.hichina.com and dns22.hichina.com are delegated to 51nct.com.
51nct.com uses the same name server configuration as other domains, such as xinyonglong.com, smarthotels.com.cn, nj-agile.com, cqbull.com and yesgu.com.
51nct.com at least partially shares name servers with other domains such as aidianhd.com, pamir.cn, kindercare.cn, mxyes.com and senia.info.
These name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Two hosts with nine IPs each:
Host dns21.hichina.com points to 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
Host dns22.hichina.com points to 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.