ised.edu.vn - robtex.com

ised.edu.vn

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:41e8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:c241🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.65.232Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.194.65🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjason.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bb3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A2803:f800:50::6ca2:c1b3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjason.ns.cloudflare.com
A2a06:98c1:50::ac40:21b3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjason.ns.cloudflare.com
A108.162.193.179🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A172.64.33.179🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A173.245.59.179🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
NSval.ns.cloudflare.com
A2606:4700:50::adf5:3aea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRval.ns.cloudflare.com
A2803:f800:50::6ca2:c0ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRval.ns.cloudflare.com
A2a06:98c1:50::ac40:20ea🇺🇸 Cloudflare2a06:98c1:50::/45
PTRval.ns.cloudflare.com
A108.162.192.234🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRval.ns.cloudflare.com
A172.64.32.234🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRval.ns.cloudflare.com
A173.245.58.234🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRval.ns.cloudflare.com
MXmail.f3d.vn ⭐
A103.122.160.159🇻🇳 SVTELECOM-VN103.122.160.0/24
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.65.232, 172.67.194.65
IPv6 hints2606:4700:3031::6815:41e8, 2606:4700:3035::ac43:c241
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOAjason.ns.cloudflare.comdns@cloudflare.com serial=2404013838

edu.vn

DNSSEC⚠️ Not signed
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn ⚠️ Not in parent delegation
NSb.dns-servers.vn ⚠️ Not in parent delegation
NSc.dns-servers.vn ⚠️ Not in parent delegation
NSd.dns-servers.vn ⚠️ Not in parent delegation
NSe.dns-servers.vn ⚠️ Not in parent delegation
NSf.dns-servers.vn ⚠️ Not in parent delegation
NSg.dns-servers.vn ⚠️ Not in parent delegation
NSh.dns-servers.vn ⚠️ Not in parent delegation
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2018566106

Subdomains

mail.ised.edu.vn

Same first word

ised.or.id
ised.tech
ised.com.mx
ised.eu
ised.edu.vn
ised.nl
ised.it
ised.edu.do
ised.co.uk
ised.sn
ised.cn
ised.bg
ised.com
ised.us
ised.org
ised.ru
ised.hu
ised.es
ised.life

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DNS History

7 records (7 active, 0 former)

NSjason.ns.cloudflare.comval.ns.cloudflare.comMXmail.f3d.vnA104.21.65.232172.67.194.652606:4700:3031::6815:41e82606:4700:3035::ac43:c241
●NSjason.ns.cloudflare.com2026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●NSval.ns.cloudflare.com2026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●MXmail.f3d.vn2026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●A104.21.65.2322026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●A172.67.194.652026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●A2606:4700:3031::6815:41e82026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06
●A2606:4700:3035::ac43:c2412026-04-30 → 2026-05-15 · 2 obs
● 2026-04-30 20:10:52
● 2026-05-15 07:34:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vnc.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...-
ised.edu.vnval.ns.cloudflare.com, jason.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.179

NS records: val.ns.cloudflare.com, jason.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ised.edu.vn (unsigned zone)

⏱️ Timing

Total: 1258ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.194.65, 104.21.65.232
AAAA22606:4700:3035::ac43:c241, 2606:4700:3031::6815:41e8
NS2jason.ns.cloudflare.com, val.ns.cloudflare.com
MX1mail.f3d.vn (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jason.ns.cloudflare.com dns.cloudflare.c

Analysis

Hierarchy

The parent of mail.ised.edu.vn is ised.edu.vn.

IP Addresses

ised.edu.vn maps to four IP numbers: 2606:4700:3031::6815:41e8, 2606:4700:3035::ac43:c241, 104.21.65.232 and 172.67.194.65.

Other host names, for instance radiolopolis.com, www.stoken.one, dawadose.com, noithatanhquan.com and dpah.cn share IP numbers with ised.edu.vn.

Name Servers

Two name servers jason.ns.cloudflare.com and val.ns.cloudflare.com handle delegation for ised.edu.vn.

ised.edu.vn uses the same name server setup as other domains, for example oeea.net, freshfoco.vn, freeenterprisesolutions.com, texasfamilyproject.com and f3d.me.

ised.edu.vn partially shares name servers with other domains; examples include cloudlabspro.digital, sodeeqt2.tech, flowxevolve.sbs, brightedgefactory.digital and humifusehub.click.

These name servers are commonly used with magdalena.ns.cloudflare.com, teresa.ns.cloudflare.com and liz.ns.cloudflare.com.

Host names with six IP numbers: jason.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb3, 2803:f800:50::6ca2:c1b3, 2a06:98c1:50::ac40:21b3, 108.162.193.179, 172.64.33.179 and 173.245.59.179; val.ns.cloudflare.com points to: 2606:4700:50::adf5:3aea, 2803:f800:50::6ca2:c0ea, 2a06:98c1:50::ac40:20ea, 108.162.192.234, 172.64.32.234 and 173.245.58.234.

Mail Servers

ised.edu.vn is handled by a single mail server, mail.f3d.vn.

ised.edu.vn uses the same mail server setup as other domains, for instance kal.vn and f3d.vn.

mail.f3d.vn points to a single IP: 103.122.160.159.