smart.edu.vn - robtex.com

smart.edu.vn

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:4e37🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d8f5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.55Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.245🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbarbara.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A2803:f800:50::6ca2:c0f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbarbara.ns.cloudflare.com
A2a06:98c1:50::ac40:20f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbarbara.ns.cloudflare.com
A108.162.192.248🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A172.64.32.248🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A173.245.58.248🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
NSlennon.ns.cloudflare.com
A2606:4700:58::a29f:2ca5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlennon.ns.cloudflare.com
A2803:f800:50::6ca2:c3a5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlennon.ns.cloudflare.com
A2a06:98c1:50::ac40:23a5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlennon.ns.cloudflare.com
A108.162.195.165🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlennon.ns.cloudflare.com
A162.159.44.165Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlennon.ns.cloudflare.com
A172.64.35.165🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlennon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.55, 172.67.216.245
IPv6 hints2606:4700:3033::6815:4e37, 2606:4700:3037::ac43:d8f5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=158, name=cloudflare-ech.com
SOAbarbara.ns.cloudflare.comdns@cloudflare.com serial=2402577504

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=2018564780

Same first word

smart.mg
smart.pt
smart.co.th
smart.is
smart.fm
smart.exchange
smart.sk
smart.bio
smart.software
smart.cash
smart.tn
smart.com.vi
smart.az
smart.ba
smart.et
smart.net.ly
smart.gov.pl
smart.us
smart.gr
smart.lviv.ua
smart.lu
smart.net.br
smart.auto
smart.rw
smart.com.sn
smart.io.vn
smart.healthcare
smart.legal
smart.deals
smart.coop
smart.af
smart.ga
smart.com.pe
smart.versicherung
smart.link
smart.com.gp
smart.frl
smart.ch
smart.tl
smart.cn
smart.mu
smart.it
smart.mk.ua
smart.study
smart.tg
smart.edu.rs
smart.lease
smart.nl
smart.net.mx
smart.yokohama
smart.co
smart.net.ph
smart.com.ar
smart.ws
smart.agency
smart.sumy.ua
smart.click
smart.partners
smart.com.ph
smart.com.tn
smart.net.pl
smart.town
smart.log.br
smart.bz
smart.li
smart.co.jp
smart.ltd
smart.com.br
smart.km.ua
smart.uk.com
smart.net.au
smart.or.at
smart.reviews
smart.im
smart.gy
smart.ly
smart.ci
smart.pink
smart.net
smart.me
smart.sa
smart.com.mu
smart.com.mt
smart.sg
smart.bh
smart.net.ge
smart.wedding
smart.co.tz
smart
smart.associates
smart.at
smart.org.ro
smart.on.ca
smart.ca
smart.la
smart.net.vn
smart.spb.ru
smart.com.do
smart.vn
smart.cl

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matrs.ru
smart.com.au
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smart.com.ro
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mtars.com

DNS History

26 records (6 active, 20 former)

20162017201820192020202120222023202420252026NSbarbara.ns.cloudflare.comlennon.ns.cloudflare.comns1.matbao.vnns2.matbao.vntom.ns.cloudflare.comvenus.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA104.21.78.55172.67.216.2452606:4700:3033::6815:4e372606:4700:3037::ac43:d8f5104.27.162.132104.27.163.132112.78.2.101188.114.96.0188.114.97.02606:4700:30::681b:a2842606:4700:30::681b:a3842a06:98c1:3120::2a06:98c1:3121::
●NSbarbara.ns.cloudflare.com2026-04-30 → 2026-05-10 · 3 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-10 10:13:16
●NSlennon.ns.cloudflare.com2026-04-30 → 2026-05-10 · 3 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-10 10:13:16
○NSns1.matbao.vn2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○NSns2.matbao.vn2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○NStom.ns.cloudflare.com2019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
○NSvenus.ns.cloudflare.com2019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
○MXalt1.aspmx.l.google.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXalt2.aspmx.l.google.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXaspmx.l.google.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXaspmx2.googlemail.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXaspmx3.googlemail.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXaspmx4.googlemail.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
○MXaspmx5.googlemail.com2015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
●A104.21.78.552026-04-30 → 2026-05-10 · 7 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-07 19:11:16
○ 2026-05-08 00:48:12
● 2026-05-09 06:12:00
○ 2026-05-09 13:50:38
● 2026-05-10 10:13:16
○A104.27.162.1322019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
○A104.27.163.1322019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
○A112.78.2.1012015-06-16 → 2017-01-26 · 4 obs
● 2015-06-16 23:58:00
● 2017-01-26 20:22:58
○ 2019-12-27 07:34:46
○ 2026-05-10 10:13:16
●A172.67.216.2452026-04-30 → 2026-05-10 · 7 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-07 19:11:16
○ 2026-05-08 00:48:12
● 2026-05-09 06:12:00
○ 2026-05-09 13:50:38
● 2026-05-10 10:13:16
○A188.114.96.02026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:11:16
● 2026-05-08 00:48:12
○ 2026-05-09 06:12:00
● 2026-05-09 13:50:38
○ 2026-05-10 10:13:16
○A188.114.97.02026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:11:16
● 2026-05-08 00:48:12
○ 2026-05-09 06:12:00
● 2026-05-09 13:50:38
○ 2026-05-10 10:13:16
○A2606:4700:30::681b:a2842019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
○A2606:4700:30::681b:a3842019-12-27 → 2019-12-27 · 4 obs
○ 2017-01-26 20:22:58
● 2019-12-27 07:34:46
○ 2026-04-30 19:45:56
○ 2026-05-10 10:13:16
●A2606:4700:3033::6815:4e372026-04-30 → 2026-05-10 · 10 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-01 16:29:56
○ 2026-05-01 21:37:38
● 2026-05-04 08:10:40
● 2026-05-07 19:11:16
○ 2026-05-08 00:48:12
● 2026-05-09 06:12:00
○ 2026-05-09 13:50:38
● 2026-05-10 10:13:16
●A2606:4700:3037::ac43:d8f52026-04-30 → 2026-05-10 · 10 obs
○ 2019-12-27 07:34:46
● 2026-04-30 19:45:56
● 2026-05-01 16:29:56
○ 2026-05-01 21:37:38
● 2026-05-04 08:10:40
● 2026-05-07 19:11:16
○ 2026-05-08 00:48:12
● 2026-05-09 06:12:00
○ 2026-05-09 13:50:38
● 2026-05-10 10:13:16
○A2a06:98c1:3120::2026-05-01 → 2026-05-09 · 8 obs
○ 2026-05-01 16:29:56
● 2026-05-01 21:37:38
○ 2026-05-04 08:10:40
○ 2026-05-07 19:11:16
● 2026-05-08 00:48:12
○ 2026-05-09 06:12:00
● 2026-05-09 13:50:38
○ 2026-05-10 10:13:16
○A2a06:98c1:3121::2026-05-01 → 2026-05-09 · 8 obs
○ 2026-05-01 16:29:56
● 2026-05-01 21:37:38
○ 2026-05-04 08:10:40
○ 2026-05-07 19:11:16
● 2026-05-08 00:48:12
○ 2026-05-09 06:12:00
● 2026-05-09 13:50:38
○ 2026-05-10 10:13:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, d.dns-servers.vn, c.dns-servers.vn, g.dns-servers.vn...-
smart.edu.vnlennon.ns.cloudflare.com, barbara.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.165

NS records: lennon.ns.cloudflare.com, barbara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 801ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.216.245, 104.21.78.55
AAAA22606:4700:3033::6815:4e37, 2606:4700:3037::ac43:d8f5
NS2barbara.ns.cloudflare.com, lennon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1barbara.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

smart.edu.vn points to four IP numbers: 2606:4700:3033::6815:4e37, 2606:4700:3037::ac43:d8f5, 104.21.78.55 and 172.67.216.245.

For instance, other host names bri4diben.com, files.fajno.in, k-rot.com, www.explore.casa and ecb96.com share IP numbers with smart.edu.vn.

Name Servers

smart.edu.vn is delegated to two name servers: barbara.ns.cloudflare.com and lennon.ns.cloudflare.com.

smart.edu.vn uses the same name server setup as other domains such as hometogel17.online, pttogel76.online, pulitoto12.online, rupiahtoto78jp.site and abutogel707.online.

smart.edu.vn shares name servers with other domains at least partially, for example hand-ball.ru, growthget.com, komponenta.ru, sh-songka.com and worldcryptocon.com.

These name servers are commonly used together with trevor.ns.cloudflare.com, alina.ns.cloudflare.com, jasmine.ns.cloudflare.com and rodney.ns.cloudflare.com.

Host names with six IP numbers: host name barbara.ns.cloudflare.com points to: 2606:4700:50::adf5:3af8, 2803:f800:50::6ca2:c0f8, 2a06:98c1:50::ac40:20f8, 108.162.192.248, 172.64.32.248 and 173.245.58.248; host name lennon.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca5, 2803:f800:50::6ca2:c3a5, 2a06:98c1:50::ac40:23a5, 108.162.195.165, 162.159.44.165 and 172.64.35.165.