openingtree.com - dns.ninja

`openingtree.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:3304^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:d7ac^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.4^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.172^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`katja.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
NS	`vicente.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cef^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vicente.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ef^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vicente.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ef^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vicente.ns.cloudflare.com`
		A	108.162.195.239^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vicente.ns.cloudflare.com`
		A	162.159.44.239^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vicente.ns.cloudflare.com`
		A	172.64.35.239^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vicente.ns.cloudflare.com`
MX	`mxa.mailgun.org` ⭐
		A	34.36.182.139^{🇺🇸 Google34.32.0.0/11}
			PTR	`139.182.36.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.36.182.139^{🇺🇸 Google34.32.0.0/11}
			PTR	`139.182.36.34.bc.googleusercontent.com`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.4, 172.67.215.172
		IPv6 hints	2606:4700:3032::6815:3304, 2606:4700:3032::ac43:d7ac
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOA	`katja.ns.cloudflare.com`dns@cloudflare.com serial=2405395152

`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=1783939622

Subdomains

www.openingtree.com

Same first word

openingtree.com

Similar names

greenpointe.net

topengineer.net

topengineer.hk

greenpointe.com

proteingene.com

topengineer.ru

geneprotein.com

DNS History

10 records (8 active, 2 former)

●NSkatja.ns.cloudflare.com2026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

●NSvicente.ns.cloudflare.com2026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

●MXmxa.mailgun.org2026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

●MXmxb.mailgun.org2026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

●A104.21.51.42026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

●A172.67.215.1722026-03-07 → 2026-07-13 · 2 obs

● 2026-03-07 02:22:36
● 2026-07-13 11:11:18

○A2606:4700:3030::6815:33042026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 02:22:36
○ 2026-07-03 19:23:26
○ 2026-07-13 11:11:18

●A2606:4700:3032::6815:33042026-07-03 → 2026-07-13 · 3 obs

○ 2026-03-07 02:22:36
● 2026-07-03 19:23:26
● 2026-07-13 11:11:18

●A2606:4700:3032::ac43:d7ac2026-07-03 → 2026-07-13 · 3 obs

○ 2026-03-07 02:22:36
● 2026-07-03 19:23:26
● 2026-07-13 11:11:18

○A2606:4700:3036::ac43:d7ac2026-03-07 → 2026-03-07 · 3 obs

● 2026-03-07 02:22:36
○ 2026-07-03 19:23:26
○ 2026-07-13 11:11:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net...	-
openingtree.com	katja.ns.cloudflare.com, vicente.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.239

NS records: katja.ns.cloudflare.com, vicente.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openingtree.com (unsigned zone)

⏱️ Timing

Total: 1194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.215.172, 104.21.51.4`
AAAA	2	`2606:4700:3032::ac43:d7ac, 2606:4700:3032::6815:3304`
NS	2	`katja.ns.cloudflare.com, vicente.ns.cloudflare.com`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	1	`v=spf1 include:mailgun.org ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`katja.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

openingtree.com serves as the parent of www.openingtree.com.

IP Addresses

openingtree.com has four IP addresses: 104.21.51.4, 172.67.215.172, 2606:4700:3032::6815:3304 and 2606:4700:3032::ac43:d7ac.

keeganpqool.bloggin-ads.com, mundopet.vn, tvtogo.org plus two other host names have IP numbers in common with openingtree.com.

Name Servers

The NS records for openingtree.com delegate to katja.ns.cloudflare.com and vicente.ns.cloudflare.com.

The name server configuration of openingtree.com is shared with other domains, for instance luts.co, samui.co, giuseppezanottisneakers.us and two others.

openingtree.com has at least partial name server overlap with other domains, such as 9998864.com, vikedal.de, host-company.info and two others.

It is common to find these name servers paired with the name servers emerson.ns.cloudflare.com, jermaine.ns.cloudflare.com, marge.ns.cloudflare.com and thea.ns.cloudflare.com.

Hosts with 6 IP addresses each:

katja.ns.cloudflare.com maps to 108.162.194.53, 162.159.38.53, 172.64.34.53 and 3 additional IP addresses.

vicente.ns.cloudflare.com maps to 108.162.195.239, 162.159.44.239, 172.64.35.239 and 3 additional IP addresses.

Mail Servers

openingtree.com uses two mail servers, mxa.mailgun.org and mxb.mailgun.org.

The mail server setup of openingtree.com matches that of other domains such as myapp.net, facialclaymasks.com, brtua.com and two others.

At least some of the mail servers used by openingtree.com are shared with other domains: mailhaven.co, bubbis.se, ibram.org.br and two others among them.

These mail servers tend to appear together with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

Each of mxa.mailgun.org and mxb.mailgun.org points to exactly one IP address: 34.36.182.139.

mxa.mailgun.org and mxb.mailgun.org each have 34.36.182.139 IP addresses.