smtcdns.com - robtex.com
smtcdns.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.smtcdns.com ⭐ | ||||||
| NS | ns2.cdntips.com ⚠️ Not in zone NS records | ||||||
| A | 157.255.202.31🇨🇳 UNICOM-ShenZhen-IDC157.255.202.0/23 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| NS | ns3.cdntips.com ⚠️ Not in zone NS records | ||||||
| A | 180.153.201.67🇨🇳 SHANGHAITELECOM180.153.201.0/24 SHIDC | ||||||
| NS | ns4.cdntips.com ⚠️ Not in zone NS records | ||||||
| A | 125.39.185.142🇨🇳 CHINA169-Backbone125.36.0.0/14 CNC Group CHINA169 Tianjin Province Network | ||||||
| PTR | no-data | ||||||
| NS | ns5.cdntips.com ⚠️ Not in zone NS records | ||||||
| A | 223.166.253.232🇨🇳 UNICOM-SHFT-IDC223.166.252.0/22 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| NS | ns6.cdntips.com ⚠️ Not in zone NS records | ||||||
| A | 125.39.185.142🇨🇳 CHINA169-Backbone125.36.0.0/14 CNC Group CHINA169 Tianjin Province Network | ||||||
| PTR | no-data | ||||||
| SOA | ns1.smtcdns.comwebmaster@smtcdns.com serial=1341562830 | ||||||
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=1775979427 | ||||||
Same first word
DNS History
8 records (6 active, 2 former)
○NSns-tel1.qq.com2017-05-09 → 2017-05-09 · 3 obs
○ 2017-10-12 05:07:24
○ 2026-04-12 08:01:30
●NSns1.smtcdns.com2017-10-12 → 2026-04-12 · 3 obs
● 2017-10-12 05:07:24
● 2026-04-12 08:01:30
●NSns2.cdntips.com2026-03-16 → 2026-04-12 · 3 obs
● 2026-03-16 23:59:46
● 2026-04-12 08:01:30
●NSns3.cdntips.com2026-03-16 → 2026-04-12 · 3 obs
● 2026-03-16 23:59:46
● 2026-04-12 08:01:30
●NSns4.cdntips.com2026-03-16 → 2026-04-12 · 3 obs
● 2026-03-16 23:59:46
● 2026-04-12 08:01:30
●NSns5.cdntips.com2026-03-16 → 2026-04-12 · 3 obs
● 2026-03-16 23:59:46
● 2026-04-12 08:01:30
●NSns6.cdntips.com2026-03-16 → 2026-04-12 · 3 obs
● 2026-03-16 23:59:46
● 2026-04-12 08:01:30
○A1.1.1.12017-05-09 → 2017-05-09 · 3 obs
○ 2017-10-10 19:35:00
○ 2026-04-12 08:01:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net... | - |
| smtcdns.com | ns2.cdntips.com, ns3.cdntips.com, ns4.cdntips.com, ns5.cdntips.com... | 5 records |
✅ Authoritative Response
Server:180.153.201.67
NS records: ns2.cdntips.com, ns3.cdntips.com, ns4.cdntips.com, ns5.cdntips.com, ns6.cdntips.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smtcdns.com (unsigned zone)
⏱️ Timing
Total: 3593ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| SOA | 1 | ns1.smtcdns.com webmaster.smtcdns.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns2.cdntips.com, ns3.cdntips.com, ns4.cdntips.com...)
Analysis
Name Servers
smtcdns.com is delegated to six name servers: ns2.cdntips.com, ns3.cdntips.com, ns4.cdntips.com, ns5.cdntips.com, ns6.cdntips.com and ns1.smtcdns.com.
smtcdns.com shares name servers with other domains at least partially, for example cdntips.com.
These name servers are commonly used with the name servers ns1.cdntips.com and ns7.cdntips.com.
Host names with one IP number
Single mapping per host name:
- ns2.cdntips.com points to 157.255.202.31
- ns3.cdntips.com points to 180.153.201.67
- ns4.cdntips.com points to 125.39.185.142
- ns5.cdntips.com points to 223.166.253.232
- ns6.cdntips.com points to 125.39.185.142
Host names pointing to 125.39.185.142: ns4.cdntips.com and ns6.cdntips.com