nca.vn - robtex.com

nca.vn

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9756🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:509a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.154Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.151.86🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmerlin.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bcd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A2803:f800:50::6ca2:c1cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmerlin.ns.cloudflare.com
A2a06:98c1:50::ac40:21cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmerlin.ns.cloudflare.com
A108.162.193.205🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A172.64.33.205🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A173.245.59.205🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
NSnaya.ns.cloudflare.com
A2606:4700:50::a29f:26f2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnaya.ns.cloudflare.com
A2803:f800:50::6ca2:c2f2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnaya.ns.cloudflare.com
A2a06:98c1:50::ac40:22f2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnaya.ns.cloudflare.com
A108.162.194.242🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnaya.ns.cloudflare.com
A162.159.38.242Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnaya.ns.cloudflare.com
A172.64.34.242🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnaya.ns.cloudflare.com
MXsmtp.umailsmtp.com ⭐
TXTgoogle-site-verification=AZOqHNs9IGMqXq30P1hKI8gyL8u_p5jiaM4ZS6UO7C0
TXTv=spf1 include:dn(0x736578)it.com include:_spf.umailsmtp.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.154, 172.67.151.86
IPv6 hints2606:4700:3031::ac43:9756, 2606:4700:3033::6815:509a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com
SOAmerlin.ns.cloudflare.comdns@cloudflare.com serial=2401619597

vn

DNSSEC🔒 Signed (DS record present)
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn
NSb.dns-servers.vn
NSc.dns-servers.vn
NSd.dns-servers.vn
NSe.dns-servers.vn
NSf.dns-servers.vn
NSg.dns-servers.vn
NSh.dns-servers.vn
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2030751854

Subdomains

www.nca.vn

Same first word

nca.ac.jp
nca.gov.mn
nca.no
nca.com.pt
nca.co.th
nca.gov.uk
nca.ind.in
nca.co.nz
nca.org.uk
nca.it
nca.ro
nca.gr.jp
nca.com.pe
nca.church
nca.sc.ke
nca.gov.au
nca.ch
nca.org.gh
nca.co.rs
nca.school
nca.vn
nca.org.vn
nca.gr
nca.org
nca.training
nca.or.jp
nca.cl
nca.vc
nca.dk
nca.co.at
nca.ru
nca.com.br
nca.im
nca.gov.so
nca.by
nca.com.cy
nca.at
nca.co
nca.gov.tw
nca.nl
nca.net.br
nca.se
nca.com.ar
nca.gov.cn
nca.coffee
nca.jp
nca.ca
nca.tv
nca.de
nca.ac.th
nca.lv
nca.gov.vn
nca.org.tw
nca.co.uk
nca.edu.pk
nca.org.zm
nca.pl
nca.kz
nca.gov.sa
nca.pt
nca.la
nca.gov.sg
nca.co.za
nca.go.ke
nca.com.sg
nca.be
nca.rs
nca.com
nca.gov.lk
nca.ac.in
nca.net
nca.gov.mv
nca.gov.in
nca.gov.ss
nca.cn
nca.hu
nca.gov.pl
nca.cloud
nca.cc
nca.am
nca.org.sg
nca.ie
nca.ac.uk
nca.com.cn
nca.org.pl
nca.aero
nca.info
nca.life
nca.edu.jo
nca.me
nca.edu.ni

Similar names

nac.jp
can.fr
nac.gov.sg
acn.gov.it
anc.co.za
anc.ch
cna.es
anc.cloud
acn.com.co
anc.cn
cna.today
nac.gr.jp
cna.ca
can.ca
cna.hn
cna.com.es
can.ch
can.lt
nac.ac.za
can.com.tr
cna.com.br
nac.com
nac.org.zw
can.or.kr
cna.us
anc.edu.au
can.co.il
nac.ie
acn.fr
cna.org.nz
anc.qa
anc.gouv.fr
can.hopto.org
can.be
nac.ru
anc.ca
acn.me
cna.st
anc.services
can.vc
cna.gob.gt
can.ac
cna.dk
can.cx
acn.ac.th
nac.academy
acn.ac
acn.biz
acn.ch
anc.kiev.ua
anc.vg
acn.ca
anc.cat
cna.com
cna.ind.br
can.eu
acn.com.do
cna.org.ua
nac.com.tr
acn.be
nac.aero
can.com
anc.at
cna.kr
can.coop
cna.org.mx
cna.nl
nac.ac.ke
can.org
cna.nu
anc.org.za
anc.com.au
cna.sg
nac.hu
anc.info
cna.gov.co
can.ru
can.pw
can.web.tr
can.si

DNS History

7 records (7 active, 0 former)

NSmerlin.ns.cloudflare.comnaya.ns.cloudflare.comMXsmtp.umailsmtp.comA104.21.80.154172.67.151.862606:4700:3031::ac43:97562606:4700:3033::6815:509a
●NSmerlin.ns.cloudflare.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●NSnaya.ns.cloudflare.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●MXsmtp.umailsmtp.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●A104.21.80.1542026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●A172.67.151.862026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●A2606:4700:3031::ac43:97562026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52
●A2606:4700:3033::6815:509a2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-01 14:31:10
● 2026-05-09 15:14:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vnc.dns-servers.vn, g.dns-servers.vn, e.dns-servers.vn, d.dns-servers.vn...-
nca.vnnaya.ns.cloudflare.com, merlin.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.242

NS records: naya.ns.cloudflare.com, merlin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nca.vn (unsigned zone)

⏱️ Timing

Total: 1031ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.151.86, 104.21.80.154
AAAA22606:4700:3031::ac43:9756, 2606:4700:3033::6815:509a
NS2merlin.ns.cloudflare.com, naya.ns.cloudflare.com
MX1smtp.umailsmtp.com (pri: 10)
TXT2google-site-verification=AZOqHNs9IGMqXq3, v=spf1 include:dn(0x736578)it.com include:_spf.
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1merlin.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

www.nca.vn has nca.vn as its parent.

IP Addresses

nca.vn maps to four IP numbers: 2606:4700:3031::ac43:9756, 2606:4700:3033::6815:509a, 104.21.80.154 and 172.67.151.86.

Other host names, for instance gruhaps.com, exsixfs.today, www.wave24.vip, lindiandruss.com and confirm-id543.com share IP numbers with nca.vn.

Name Servers

Two name servers merlin.ns.cloudflare.com and naya.ns.cloudflare.com are delegated to nca.vn.

nca.vn uses the same name server configuration as other domains, such as ummah.ru, krym-stevia.ru, planetasun.ru, sarawaktalk.com and vtormet54.ru.

nca.vn at least partially shares name servers with other domains such as jswange.com, tradinggrade.com, reward-yq.icu, country.is and 81162.com.

these name servers are commonly used with the name servers chan.ns.cloudflare.com.

Host names with six IP numbers: Host name merlin.ns.cloudflare.com points to 2606:4700:58::adf5:3bcd, 2803:f800:50::6ca2:c1cd, 2a06:98c1:50::ac40:21cd, 108.162.193.205, 172.64.33.205 and 173.245.59.205; host name naya.ns.cloudflare.com points to 2606:4700:50::a29f:26f2, 2803:f800:50::6ca2:c2f2, 2a06:98c1:50::ac40:22f2, 108.162.194.242, 162.159.38.242 and 172.64.34.242.

Mail Servers

nca.vn is handled by a single mail server, smtp.umailsmtp.com.

nca.vn shares the same mail server setup as other domains, including monad.edu.vn, dakas.com.vn, dichvutaubien.com, gemma.vn and o247.vn.

nca.vn shares mail servers with other domains at least in part, for instance standrewspharma.com, lukasart.edu.vn, onlstreet.com, sca.edu.vn and linhnhataudio.com.