stacktech.vn - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

stacktech.vn

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:5e6eπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3037::ac43:debbπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.94.110Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.222.187πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSconrad.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c92πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconrad.ns.cloudflare.com
A2803:f800:50::6ca2:c392πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRconrad.ns.cloudflare.com
A2a06:98c1:50::ac40:2392πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRconrad.ns.cloudflare.com
A108.162.195.146πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconrad.ns.cloudflare.com
A162.159.44.146Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconrad.ns.cloudflare.com
A172.64.35.146πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconrad.ns.cloudflare.com
NSfatima.ns.cloudflare.com
A2606:4700:50::a29f:26bcπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfatima.ns.cloudflare.com
A2803:f800:50::6ca2:c2bcπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfatima.ns.cloudflare.com
A2a06:98c1:50::ac40:22bcπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRfatima.ns.cloudflare.com
A108.162.194.188πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfatima.ns.cloudflare.com
A162.159.38.188Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfatima.ns.cloudflare.com
A172.64.34.188πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfatima.ns.cloudflare.com
MXmx2.zoho.com ⭐
A136.143.191.44πŸ‡ΊπŸ‡Έ ZohoAS136.143.190.0/23 Zoho Corporation
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx3.zoho.com(20)
A136.143.191.44πŸ‡ΊπŸ‡Έ ZohoAS136.143.190.0/23 Zoho Corporation
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx.zoho.com(50)
A136.143.191.44πŸ‡ΊπŸ‡Έ ZohoAS136.143.190.0/23 Zoho Corporation
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
TXTv=spf1 include:zoho.com ~all
TXTzoho-verification=zb58525418.zmverify.zoho.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.94.110, 172.67.222.187
IPv6 hints2606:4700:3036::6815:5e6e, 2606:4700:3037::ac43:debb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com
SOAconrad.ns.cloudflare.comdns@cloudflare.com serial=2414727116

vn

DNSSECπŸ”’ 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=2031218786

Same first word

Similar names

Previous names

Next names

DNS History

13 records (9 active, 4 former)

NSconrad.ns.cloudflare.comfatima.ns.cloudflare.comMXmx.zoho.commx2.zoho.commx3.zoho.comA104.21.94.110172.67.222.1872606:4700:3036::6815:5e6e2606:4700:3037::ac43:debb188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSconrad.ns.cloudflare.com2026-09-05 β†’ 2026-09-14 Β· 2 obs
● 2026-09-05 13:25:40
● 2026-09-14 20:59:02
●NSfatima.ns.cloudflare.com2026-09-05 β†’ 2026-09-14 Β· 2 obs
● 2026-09-05 13:25:40
● 2026-09-14 20:59:02
●MXmx.zoho.com2026-09-05 β†’ 2026-09-14 Β· 2 obs
● 2026-09-05 13:25:40
● 2026-09-14 20:59:02
●MXmx2.zoho.com2026-09-05 β†’ 2026-09-14 Β· 2 obs
● 2026-09-05 13:25:40
● 2026-09-14 20:59:02
●MXmx3.zoho.com2026-09-05 β†’ 2026-09-14 Β· 2 obs
● 2026-09-05 13:25:40
● 2026-09-14 20:59:02
●A104.21.94.1102026-09-06 β†’ 2026-09-14 Β· 3 obs
β—‹ 2026-09-05 13:25:40
● 2026-09-06 14:59:10
● 2026-09-14 20:59:02
●A172.67.222.1872026-09-06 β†’ 2026-09-14 Β· 3 obs
β—‹ 2026-09-05 13:25:40
● 2026-09-06 14:59:10
● 2026-09-14 20:59:02
β—‹A188.114.96.02026-09-05 β†’ 2026-09-05 Β· 3 obs
● 2026-09-05 13:25:40
β—‹ 2026-09-06 14:59:10
β—‹ 2026-09-14 20:59:02
β—‹A188.114.97.02026-09-05 β†’ 2026-09-05 Β· 3 obs
● 2026-09-05 13:25:40
β—‹ 2026-09-06 14:59:10
β—‹ 2026-09-14 20:59:02
●A2606:4700:3036::6815:5e6e2026-09-06 β†’ 2026-09-14 Β· 3 obs
β—‹ 2026-09-05 13:25:40
● 2026-09-06 14:59:10
● 2026-09-14 20:59:02
●A2606:4700:3037::ac43:debb2026-09-06 β†’ 2026-09-14 Β· 3 obs
β—‹ 2026-09-05 13:25:40
● 2026-09-06 14:59:10
● 2026-09-14 20:59:02
β—‹A2a06:98c1:3120::2026-09-05 β†’ 2026-09-05 Β· 3 obs
● 2026-09-05 13:25:40
β—‹ 2026-09-06 14:59:10
β—‹ 2026-09-14 20:59:02
β—‹A2a06:98c1:3121::2026-09-05 β†’ 2026-09-05 Β· 3 obs
● 2026-09-05 13:25:40
β—‹ 2026-09-06 14:59:10
β—‹ 2026-09-14 20:59:02

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
vnf.dns-servers.vn, d.dns-servers.vn, b.dns-servers.vn, h.dns-servers.vn...15 records
stacktech.vnconrad.ns.cloudflare.com, fatima.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.34.188

NS records: conrad.ns.cloudflare.com, fatima.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stacktech.vn (unsigned zone)

⏱️ Timing

Total: 1496ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.94.110, 172.67.222.187
AAAA22606:4700:3036::6815:5e6e, 2606:4700:3037::ac43:debb
NS2conrad.ns.cloudflare.com, fatima.ns.cloudflare.com
MX3mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...
TXT2v=spf1 include:zoho.com ~all, zoho-verification=zb58525418.zmverify.zo
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1conrad.ns.cloudflare.com dns.cloudflare.

πŸ“Œ Glue Records Collected

Total: 15

In-bailiwick: 15 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)

Analysis

IP Addresses

stacktech.vn resolves to four IP addresses: 104.21.94.110, 172.67.222.187, 2606:4700:3036::6815:5e6e and 2606:4700:3037::ac43:debb.

Two other host names, along with littlelearners.co.uk, zh.nantong101.ru and ocaxabo.top, also share IP numbers with stacktech.vn.

Name Servers

stacktech.vn is served by two delegated name servers, conrad.ns.cloudflare.com and fatima.ns.cloudflare.com.

stacktech.vn shares its NS records with other domains, for example zora4d-games.pages.dev, nobita138win01.com, aesircompany.shop and two others.

stacktech.vn shares at least some of its name servers with other domains, including tarbrushatlas.digital, iwwoodstudioco.click, 6080xinshijue.com and two others.

These name servers are frequently seen alongside the name servers becky.ns.cloudflare.com, pedro.ns.cloudflare.com, zita.ns.cloudflare.com and fred.ns.cloudflare.com.

DNS names with 6 IP addresses:

conrad.ns.cloudflare.com carries IP addresses 108.162.195.146, 162.159.44.146 and 172.64.35.146, with 3 other addresses beyond those.

fatima.ns.cloudflare.com carries IP addresses 108.162.194.188, 162.159.38.188 and 172.64.34.188, with 3 other addresses beyond those.

Mail Servers

stacktech.vn is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

There is at least a partial MX overlap between stacktech.vn and other domains, including ifsg-group.com, huongsen.vn, srkcreative.com and two others.

mx2.zoho.com, mx3.zoho.com and mx.zoho.com all resolve to 136.143.191.44, with each host carrying exactly one IP address.

Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com resolves to 136.143.191.44.