fastca.com.vn - robtex.com

fastca.com.vn

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:34af🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:ca57🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.52.175Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.202.87🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaudrey.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2642🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A2803:f800:50::6ca2:c242🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaudrey.ns.cloudflare.com
A2a06:98c1:50::ac40:2242🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaudrey.ns.cloudflare.com
A108.162.194.66🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A162.159.38.66Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A172.64.34.66🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
NSkaiser.ns.cloudflare.com
A2606:4700:58::a29f:2c09🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A2803:f800:50::6ca2:c309🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkaiser.ns.cloudflare.com
A2a06:98c1:50::ac40:2309🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkaiser.ns.cloudflare.com
A108.162.195.9🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A162.159.44.9Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A172.64.35.9🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
MXmail.fastca.com.vn ⭐
A103.21.150.59🇻🇳 CMC-2103.21.150.0/24 CMCTELECOM-VN
PTRmail.deepb.io
PTRsvr2.msp247.vn
PTRmail.newca.com.vn
TXTv=spf1 a mx ip4:103.21.150.59 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.52.175, 172.67.202.87
IPv6 hints2606:4700:3032::6815:34af, 2606:4700:3037::ac43:ca57
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOAaudrey.ns.cloudflare.comdns@cloudflare.com serial=2406852786

com.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=2022824198

Subdomains

chat.fastca.com.vn
mail.fastca.com.vn

Same first word

fastca.eu.org
fastca.vn
fastca.com.vn
fastca.com
fastca.net

Similar names

scaaft.com
afsact.us
fascat.us
factsa.com
afacts.org
fascat.org
atscaf.paris
stafac.com
castaf.it
afsact.com
fascat.me
fastac.com
afacts.com
fascat.mobi
afcast.org
fascat.net
fascat.biz
fascat.ai
facsta.com
factas.com
atscaf.com
ftcsaa.org
fastac.net
fatsac.de
fascat.co
fascat.tv
catfas.com
afcast.com
cafast.com
afcsat.com
afcsat.us
castaf.com
asfact.ru
facast.com
tcafas.org
afastc.nl
fatsac.com
afsact.net
asfact.de
fctaas.com
cfsata.com
fascat.com
saftac.com
safatc.com
cafast.cn
fastac.repair
acfast.net

DNS History

9 records (7 active, 2 former)

NSaudrey.ns.cloudflare.comkaiser.ns.cloudflare.comMXmail.fastca.com.vnA104.21.52.175172.67.202.872606:4700:3032::6815:34af2606:4700:3037::ac43:ca572606:4700:3030::ac43:ca572606:4700:3033::6815:34af
●NSaudrey.ns.cloudflare.com2026-05-15 → 2026-07-27 · 2 obs
● 2026-05-15 16:51:54
● 2026-07-27 17:18:36
●NSkaiser.ns.cloudflare.com2026-05-15 → 2026-07-27 · 2 obs
● 2026-05-15 16:51:54
● 2026-07-27 17:18:36
●MXmail.fastca.com.vn2026-05-15 → 2026-07-27 · 2 obs
● 2026-05-15 16:51:54
● 2026-07-27 17:18:36
●A104.21.52.1752026-05-15 → 2026-07-27 · 2 obs
● 2026-05-15 16:51:54
● 2026-07-27 17:18:36
●A172.67.202.872026-05-15 → 2026-07-27 · 2 obs
● 2026-05-15 16:51:54
● 2026-07-27 17:18:36
○A2606:4700:3030::ac43:ca572026-05-15 → 2026-06-10 · 4 obs
● 2026-05-15 16:51:54
● 2026-06-10 23:09:36
○ 2026-07-04 08:11:24
○ 2026-07-27 17:18:36
●A2606:4700:3032::6815:34af2026-07-04 → 2026-07-27 · 3 obs
○ 2026-06-10 23:09:36
● 2026-07-04 08:11:24
● 2026-07-27 17:18:36
○A2606:4700:3033::6815:34af2026-05-15 → 2026-06-10 · 4 obs
● 2026-05-15 16:51:54
● 2026-06-10 23:09:36
○ 2026-07-04 08:11:24
○ 2026-07-27 17:18:36
●A2606:4700:3037::ac43:ca572026-07-04 → 2026-07-27 · 3 obs
○ 2026-06-10 23:09:36
● 2026-07-04 08:11:24
● 2026-07-27 17:18:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, d.dns-servers.vn, c.dns-servers.vn, b.dns-servers.vn...-
fastca.com.vnkaiser.ns.cloudflare.com, audrey.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.66

NS records: kaiser.ns.cloudflare.com, audrey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fastca.com.vn (unsigned zone)

⏱️ Timing

Total: 1959ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.202.87, 104.21.52.175
AAAA22606:4700:3032::6815:34af, 2606:4700:3037::ac43:ca57
NS2audrey.ns.cloudflare.com, kaiser.ns.cloudflare.com
MX1mail.fastca.com.vn (pri: 0)
TXT1v=spf1 a mx ip4:103.21.150.59 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1audrey.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

The parent domain of chat.fastca.com.vn and mail.fastca.com.vn is fastca.com.vn.

IP Addresses

fastca.com.vn points to the four IP addresses 104.21.52.175, 172.67.202.87, 2606:4700:3032::6815:34af and 2606:4700:3037::ac43:ca57.

Among the host names that share IP numbers with fastca.com.vn are 4777bet.tv, referralsnet.com, www.livetv783.me and two others.

Name Servers

The NS records for fastca.com.vn delegate to audrey.ns.cloudflare.com and kaiser.ns.cloudflare.com.

fastca.com.vn has the same name server delegation as a number of other domains, such as egebet385.com, cdm.press, egebet387.com and two more.

There is at least partial name server overlap between fastca.com.vn and other domains — is.si, fru510.com, watchhpflow.top and two more among them.

These name servers frequently co-occur with the name servers stevie.ns.cloudflare.com and jarred.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

audrey.ns.cloudflare.com maps to 108.162.194.66, 162.159.38.66, 172.64.34.66 and 3 additional IP addresses.

kaiser.ns.cloudflare.com maps to 108.162.195.9, 162.159.44.9, 172.64.35.9 and 3 additional IP addresses.

Mail Servers

fastca.com.vn routes its mail through a single mail server, mail.fastca.com.vn.

mail.fastca.com.vn resolves to 103.21.150.59 and no other IP number.