markbuild.com - dns.ninja

`markbuild.com`

DNSSEC	⚠️ Not signed
A	20.51.111.43^{🇺🇸 Microsoft20.48.0.0/12}
NS	`cleo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b59^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c159^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cleo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2159^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cleo.ns.cloudflare.com`
		A	108.162.193.89^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	172.64.33.89^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	173.245.59.89^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
NS	`elma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elma.ns.cloudflare.com`
		A	108.162.192.154^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	172.64.32.154^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	173.245.58.154^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`cleo.ns.cloudflare.com`dns@cloudflare.com serial=2411454324

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786554789

Subdomains

www.markbuild.com

Same first word

markbuild.com

Similar names

buildmark.co.uk

buildmark.digital

buildmark.net.au

DNS History

8 records (5 active, 3 former)

●NScleo.ns.cloudflare.com2026-03-08 → 2026-08-12 · 3 obs

○ 2017-11-23 13:52:00
● 2026-03-08 15:53:46
● 2026-08-12 17:19:44

○NSdns15.hichina.com2017-11-23 → 2017-11-23 · 3 obs

● 2017-11-23 13:52:00
○ 2026-03-08 15:53:46
○ 2026-08-12 17:19:44

○NSdns16.hichina.com2017-11-23 → 2017-11-23 · 3 obs

● 2017-11-23 13:52:00
○ 2026-03-08 15:53:46
○ 2026-08-12 17:19:44

●NSelma.ns.cloudflare.com2026-03-08 → 2026-08-12 · 3 obs

○ 2017-11-23 13:52:00
● 2026-03-08 15:53:46
● 2026-08-12 17:19:44

●MXmxbiz1.qq.com2017-11-23 → 2026-08-12 · 2 obs

● 2017-11-23 13:52:00
● 2026-08-12 17:19:44

●MXmxbiz2.qq.com2017-11-23 → 2026-08-12 · 2 obs

● 2017-11-23 13:52:00
● 2026-08-12 17:19:44

●A20.51.111.432026-03-08 → 2026-08-12 · 3 obs

○ 2017-11-23 13:52:00
● 2026-03-08 15:53:46
● 2026-08-12 17:19:44

○A54.67.88.1912017-11-23 → 2017-11-23 · 3 obs

● 2017-11-23 13:52:00
○ 2026-03-08 15:53:46
○ 2026-08-12 17:19:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net...	-
markbuild.com	cleo.ns.cloudflare.com, elma.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.89

NS records: cleo.ns.cloudflare.com, elma.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1330ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.51.111.43`
NS	2	`cleo.ns.cloudflare.com, elma.ns.cloudflare.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`cleo.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cleo.ns.cloudflare.com, cleo.ns.cloudflare.com, cleo.ns.cloudflare.com...)

Analysis

Hierarchy

markbuild.com is a parent domain of www.markbuild.com.

IP Addresses

markbuild.com points to a single IP number: 20.51.111.43.

markbuild.com shares its IP numbers with other host names like specialgif.com, ubobble.com and www.markbuild.com.

Name Servers

The NS records for markbuild.com delegate to cleo.ns.cloudflare.com and elma.ns.cloudflare.com.

markbuild.com shares its name server setup with other domains, including bayburttekinlerbeton.com, ccktravel.com, bollywooddadi.com and two others.

markbuild.com shares at least some of its name servers with other domains, including iconprosolutions.com, sclxrmjcy.com, mlbrg.com and two others.

These name servers are frequently paired with the name servers ken.ns.cloudflare.com, leland.ns.cloudflare.com and veda.ns.cloudflare.com.

Host names with 6 IP numbers:

cleo.ns.cloudflare.com maps to 108.162.193.89, 172.64.33.89, 173.245.59.89 and 3 additional IP addresses.

elma.ns.cloudflare.com maps to 108.162.192.154, 172.64.32.154, 173.245.58.154 and 3 additional IP addresses.

Mail Servers

markbuild.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

markbuild.com shares the same mail server setup as other domains, including rouneng.com, maijv.cn, haorunhua.com and two others.

markbuild.com shares mail servers — at least in part — with other domains, including zxsauto.com, sepgit.com, cadyi.com and two others.