tctsh.vn - robtex.com
tctsh.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:c892🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:2c86🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.44.134Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.146🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dora.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a6c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c06c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:206c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| A | 108.162.192.108🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| A | 172.64.32.108🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| A | 173.245.58.108🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dora.ns.cloudflare.com | ||||||
| NS | harlan.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fa🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| A | 108.162.195.250🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| A | 162.159.44.250Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| A | 172.64.35.250🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | harlan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.44.134, 172.67.200.146 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c892, 2606:4700:3037::6815:2c86 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com | ||||||
| SOA | dora.ns.cloudflare.comdns@cloudflare.com serial=2402548725 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030759675 | ||||||
Subdomains
www.tctsh.vn |
cpcontacts.tctsh.vn |
mail.tctsh.vn |
cpcalendars.tctsh.vn |
webmail.tctsh.vn |
cpanel.tctsh.vn |
autodiscover.tctsh.vn |
student.tctsh.vn |
webdisk.tctsh.vn |
Same first word
tctsh.vn |
Similar names
chtts.de |
httsc.com |
tthcs.com |
cshtt.com |
hsttc.cn |
thtsc.cn |
hsttc.com |
sttch.com |
thcts.com |
sthtc.com |
sthct.nhs.uk |
cstth.com |
chtts.ru |
shttc.org |
ttsch.edu.hk |
hctts.com |
sctht.uk |
thtsc.com |
tscht.net |
shttc.net |
ttcsh.de |
DNS History
6 records (6 active, 0 former)
●NSdora.ns.cloudflare.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
●NSharlan.ns.cloudflare.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
●A104.21.44.1342026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
●A172.67.200.1462026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
●A2606:4700:3033::ac43:c8922026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
●A2606:4700:3037::6815:2c862026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 16:12:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| tctsh.vn | harlan.ns.cloudflare.com, dora.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.108
NS records: harlan.ns.cloudflare.com, dora.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tctsh.vn (unsigned zone)
⏱️ Timing
Total: 988ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.44.134, 172.67.200.146 |
| AAAA | 2 | 2606:4700:3037::6815:2c86, 2606:4700:3033::ac43:c892 |
| NS | 2 | dora.ns.cloudflare.com, harlan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dora.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
tctsh.vn is a parent of www.tctsh.vn, cpcontacts.tctsh.vn, mail.tctsh.vn, cpcalendars.tctsh.vn and webmail.tctsh.vn, plus a few other host names.
IP Addresses
tctsh.vn refers to four IP numbers: 2606:4700:3033::ac43:c892, 2606:4700:3037::6815:2c86, 104.21.44.134 and 172.67.200.146.
Other host names, for instance 28q04.com, hostmind.com, apexbloomin.com, ruiyingkj.com and wfycjz.com share IP numbers with tctsh.vn.
Name Servers
tctsh.vn's delegation uses two name servers: dora.ns.cloudflare.com and harlan.ns.cloudflare.com.
tctsh.vn uses the same name server setup as other domains, such as tracuuthansohoc.vn, sstebrno.cz, thansovietnam.com, support-io-trezo.pages.dev and tracuutuvi.com.
tctsh.vn at least partially shares name servers with other domains, including lyteli.com, agencyassassins.com, codedefeat.com, ssgaw.com and meise360.com.
These name servers are often used with nena.ns.cloudflare.com and major.ns.cloudflare.com.
Host names with six IP numbers:
dora.ns.cloudflare.com points to 2606:4700:50::adf5:3a6c, 2803:f800:50::6ca2:c06c, 2a06:98c1:50::ac40:206c, 108.162.192.108, 172.64.32.108 and 173.245.58.108.
harlan.ns.cloudflare.com points to 2606:4700:58::a29f:2cfa, 2803:f800:50::6ca2:c3fa, 2a06:98c1:50::ac40:23fa, 108.162.195.250, 162.159.44.250 and 172.64.35.250.