`btcons.vn`

DNSSEC	⚠️ Not signed
A	203.171.31.174^{🇻🇳 CMC-1203.171.31.0/24 CMCTELECOM-VN}
		PTR	`static.cmcti.vn`
NS	`ns1.matbao.vn` ⭐
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.vn`
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=FSFUUSuJ5nlgaJzKJf8aX1FXzTPIEZgnSncoVotRNuc`
SOA	`ns1.matbao.vn`admin@matbao.com 2026-01-09 #2

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030751029

Subdomains

www.btcons.vn

Same first word

btcons.com

btcons.com.vn

btcons.vn

Similar names

btcson.com

bscont.com.br

bstcon.com

boncst.com

cnsbot.com

sbotcn.com

tnocbs.cn

nbcost.com

tbcons.com.vn

tbcons.com

bostcn.com

cnbost.com

bconst.com

cnbtos.com

csbont.com

DNS History

8 records (8 active, 0 former)

●NSns1.matbao.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●NSns2.matbao.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●MXaspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

●A203.171.31.1742026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 08:43:48
● 2026-05-09 06:13:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
btcons.vn	ns2.matbao.vn, ns1.matbao.vn	2 records

✅ Authoritative Response

Server:13.250.228.99

NS records: ns2.matbao.vn, ns1.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for btcons.vn (unsigned zone)

⏱️ Timing

Total: 1441ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.171.31.174`
NS	2	`ns1.matbao.vn, ns2.matbao.vn`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	2	`v=spf1 include:_spf.google.com ~all, google-site-verification=FSFUUSuJ5nlgaJz`
SOA	1	`ns1.matbao.vn admin.matbao.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)

Analysis

Hierarchy

www.btcons.vn has btcons.vn as its parent.

IP Addresses

btcons.vn maps to IP address 203.171.31.174.

Other host names, for instance miuna.vn, mepqs.vn, www.innochems.net, mtvivn201.mbws.vn and www.rainbowgroup.vn share IP numbers with btcons.vn.

Name Servers

Two name servers ns1.matbao.vn and ns2.matbao.vn are delegated to btcons.vn.

btcons.vn uses the same name server configuration as other domains, such as photon.com.vn, gafary.vn, copool.vn, bss.com.vn and matano.vn.