dichvuthu.com - robtex.com
dichvuthu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.27.239.4🇻🇳 LVSS-AS-VN103.27.236.0/22 LVSS-VN | ||||||
| NS | aleena.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2651🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c251🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2251🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| A | 108.162.194.81🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| A | 162.159.38.81Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| A | 172.64.34.81🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aleena.ns.cloudflare.com | ||||||
| NS | clark.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b57🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c157🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2157🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 108.162.193.87🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 172.64.33.87🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| A | 173.245.59.87🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clark.ns.cloudflare.com | ||||||
| MX | securemail.dichvuthu.com ⭐ | ||||||
| A | 103.27.239.4🇻🇳 LVSS-AS-VN103.27.236.0/22 LVSS-VN | ||||||
| TXT | google-site-verification=Ar8ojjSkQ8JZYsBVNX7Ug6jyiQHyBwGqqLCXEbm_qPk | ||||||
| TXT | v=spf1 include:dn(0x736578)it.com include:_spf.smtp.com -all | ||||||
| SOA | aleena.ns.cloudflare.comdns@cloudflare.com serial=2401374103 | ||||||
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=1778472716 | ||||||
Subdomains
securemail.dichvuthu.com |
DNS History
4 records (4 active, 0 former)
●NSaleena.ns.cloudflare.com2026-05-11 → 2026-05-11 · 2 obs
● 2026-05-11 04:35:20
●NSclark.ns.cloudflare.com2026-05-11 → 2026-05-11 · 2 obs
● 2026-05-11 04:35:20
●MXsecuremail.dichvuthu.com2026-05-11 → 2026-05-11 · 2 obs
● 2026-05-11 04:35:20
●A103.27.239.42026-05-11 → 2026-05-11 · 2 obs
● 2026-05-11 04:35:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dichvuthu.com | clark.ns.cloudflare.com, aleena.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.81
NS records: clark.ns.cloudflare.com, aleena.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dichvuthu.com (unsigned zone)
⏱️ Timing
Total: 233ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.27.239.4 |
| NS | 2 | aleena.ns.cloudflare.com, clark.ns.cloudflare.com |
| MX | 1 | securemail.dichvuthu.com (pri: 10) |
| TXT | 2 | google-site-verification=Ar8ojjSkQ8JZYsB, v=spf1 include:dn(0x736578)it.com include:_spf. |
| SOA | 1 | aleena.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (clark.ns.cloudflare.com, clark.ns.cloudflare.com, clark.ns.cloudflare.com...)
Analysis
Hierarchy
dichvuthu.com is the parent of securemail.dichvuthu.com.
IP Addresses
dichvuthu.com resolves to one IP number: 103.27.239.4.
other host names including mail.avac.com.vn, securemail.dichvuthu.com, mail.vntousa.org, mail.hasky.com.vn and tms-vietnam.com share IP numbers with dichvuthu.com.
Name Servers
dichvuthu.com is delegated to two name servers aleena.ns.cloudflare.com and clark.ns.cloudflare.com.
dichvuthu.com shares the same name server setup as other domains, for instance akalilabs.com, moonflower.gg, fathm.org, hanoileasing.com and avac.vn.
dichvuthu.com at least partially shares name servers with other domains, for instance frugl.com, miitems.com, pattersonharbor.com, bestdallaspestcontrol.com and shjmwbj.com.
these name servers are often used together with ignacio.ns.cloudflare.com, abdullah.ns.cloudflare.com, jobs.ns.cloudflare.com and dexter.ns.cloudflare.com.
Host names with six IP numbers:
Host name aleena.ns.cloudflare.com points to: 2606:4700:50::a29f:2651, 2803:f800:50::6ca2:c251, 2a06:98c1:50::ac40:2251, 108.162.194.81, 162.159.38.81 and 172.64.34.81.
Host name clark.ns.cloudflare.com points to: 2606:4700:58::adf5:3b57, 2803:f800:50::6ca2:c157, 2a06:98c1:50::ac40:2157, 108.162.193.87, 172.64.33.87 and 173.245.59.87.
Mail Servers
dichvuthu.com is handled by a single mail server, securemail.dichvuthu.com.
securemail.dichvuthu.com resolves to IP 103.27.239.4.