tcdns31.com - robtex.com
tcdns31.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.ddoss-waf.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 121.37.230.116🇨🇳 HWCSNET121.37.192.0/18 Huawei Clouds Guangzhou Region | ||||||
| NS | ns1.ddoss-waf.com ⚠️ Not in parent delegation | ||||||
| A | 47.109.31.80🇨🇳 Alibaba-Cloud47.109.0.0/16 | ||||||
| NS | ns1.tcdns31.com ⚠️ Not in zone NS records | ||||||
| A | 47.109.31.80🇨🇳 Alibaba-Cloud47.109.0.0/16 | ||||||
| A | 121.37.230.116🇨🇳 HWCSNET121.37.192.0/18 Huawei Clouds Guangzhou Region | ||||||
| NS | ns2.tcdns31.com ⚠️ Not in zone NS records | ||||||
| A | 47.109.31.80🇨🇳 Alibaba-Cloud47.109.0.0/16 | ||||||
| A | 121.37.230.116🇨🇳 HWCSNET121.37.192.0/18 Huawei Clouds Guangzhou Region | ||||||
| SOA | ns2.ddoss-waf.comzeus@bb2.com serial=1773223023 | ||||||
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=1784159257 | ||||||
Subdomains
Same first word
tcdns31.com |
DNS History
4 records (4 active, 0 former)
●NSns1.ddoss-waf.com2026-07-10 → 2026-07-16 · 2 obs
● 2026-07-16 00:14:58
●NSns1.tcdns31.com2026-07-10 → 2026-07-16 · 2 obs
● 2026-07-16 00:14:58
●NSns2.ddoss-waf.com2026-07-10 → 2026-07-16 · 2 obs
● 2026-07-16 00:14:58
●NSns2.tcdns31.com2026-07-10 → 2026-07-16 · 2 obs
● 2026-07-16 00:14:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tcdns31.com | ns1.tcdns31.com, ns2.tcdns31.com | 4 records |
✅ Authoritative Response
Server:121.37.230.116
NS records: ns1.tcdns31.com, ns2.tcdns31.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcdns31.com (unsigned zone)
⏱️ Timing
Total: 3525ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.ddoss-waf.com, ns1.ddoss-waf.com |
| SOA | 1 | ns2.ddoss-waf.com zeus.bb2.com |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns1.tcdns31.com, ns1.tcdns31.com, ns2.tcdns31.com...)
Analysis
Hierarchy
ns1.tcdns31.com and ns2.tcdns31.com are both subdomains of tcdns31.com.
Name Servers
The authoritative name servers for tcdns31.com are ns1.ddoss-waf.com, ns2.ddoss-waf.com, ns1.tcdns31.com and ns2.tcdns31.com.
tcdns31.com shares at least some of its name servers with other domains, including videowave.cn, shzgw.com.cn, smallwildfire.cn and two others.
These name servers are frequently seen alongside ns1.cfdns5.com, ns2.cfdns5.com, ns1.ucdns4.com and 7 other name servers.
Hostnames that resolve to two IP addresses:
ns1.tcdns31.com points to 47.109.31.80 and 121.37.230.116.
ns2.tcdns31.com points to 47.109.31.80 and 121.37.230.116.
Hosts with just one IP address:
ns1.ddoss-waf.com points to 47.109.31.80.
ns2.ddoss-waf.com points to 121.37.230.116.
The host names ns1.tcdns31.com, ns2.tcdns31.com and ns1.ddoss-waf.com each resolve to 47.109.31.80.
The host names ns1.tcdns31.com, ns2.tcdns31.com and ns2.ddoss-waf.com each resolve to 121.37.230.116.