cst-tw.com - robtex.com
cst-tw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.26.47🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m46.coreserver.jp | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | cst-tw.com ⭐ | ||||||
| A | 202.172.26.47🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m46.coreserver.jp | ||||||
| TXT | v=spf1 ip4:202.172.26.47 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@cst-tw.com 2020-08-26 #20 | ||||||
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 | ||||||
MX for
cst-tw.com |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.value-domain.com2015-08-16 → 2026-03-24 · 2 obs
● 2026-03-24 08:33:54
●NSns2.value-domain.com2015-08-16 → 2026-03-24 · 2 obs
● 2026-03-24 08:33:54
●MXcst-tw.com2015-08-16 → 2026-03-24 · 2 obs
● 2026-03-24 08:33:54
●A202.172.26.472017-04-11 → 2026-03-24 · 3 obs
● 2017-04-11 06:58:42
● 2026-03-24 08:33:54
○A202.172.28.1162015-08-16 → 2016-09-07 · 4 obs
● 2016-09-07 13:15:36
○ 2017-04-11 06:58:42
○ 2026-03-24 08:33:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cst-tw.com | ns1.value-domain.com, ns2.value-domain.com | 2 records |
✅ Authoritative Response
Server:172.64.53.115
NS records: ns1.value-domain.com, ns2.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cst-tw.com (unsigned zone)
⏱️ Timing
Total: 429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.26.47 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | cst-tw.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.26.47 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.cst-tw.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.value-domain.com, ns2.value-domain.com)
Analysis
Mail Server Role
cst-tw.com serves as the mail server for cst-tw.com.
IP Addresses
cst-tw.com resolves to a single IP address: 202.172.26.47.
Other host names including www.believeandact.net, flatout88.com, ns.eo-sports.com, officehirai.com and 4sent.net share IP numbers with cst-tw.com.
Name Servers
cst-tw.com's delegation uses two name servers, ns1.value-domain.com and ns2.value-domain.com.
cst-tw.com shares the same name server setup as other domains, for example xn--ick6a7lb9026cspqmf3a88c.biz, drugstore.co.jp, banyan-tree.net, fumi16.com and generative.info.
cst-tw.com at least partially shares name servers with other domains, including daj54smzpklt5kjq.space, scatolo.gs, pwinc-spc.net, trans-m.net and mimi-ai.net.
These name servers are commonly used with the name servers ns3.value-domain.comns4.value-domain.comns5.value-domain.comns11.value-domain.comns12.value-domain.com and ns13.value-domain.com.
Host names with two IPs:
ns1.value-domain.com points to: 172.64.52.38 and 172.64.52.161
ns2.value-domain.com points to: 172.64.53.3 and 172.64.53.115
Mail Servers
A single mail server handles cst-tw.com.
cst-tw.com points to a single IP: 202.172.26.47.