contrastfoundry.com - dns.ninja

`contrastfoundry.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a4b0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:42da^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.218^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.176^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keaton.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keaton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keaton.ns.cloudflare.com`
		A	108.162.195.181^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	162.159.44.181^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
		A	172.64.35.181^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keaton.ns.cloudflare.com`
NS	`sima.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ade^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sima.ns.cloudflare.com`
		A	108.162.192.222^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	172.64.32.222^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	173.245.58.222^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.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	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`_globalsign-domain-verification=KnuRQUKUXg-HjcrJg0gd4VxkPKGSKF7HJaiK_d3lH2`
TXT	`_globalsign-domain-verification=THOdXJ40TBYDgargUfNiAkay1UirjO_j0SoOZb7vck`
TXT	`_globalsign-domain-verification=UtrNcZiH8TIaH4jNSjHsfbSEkrWmJHNHwecmRJUepf`
TXT	`_globalsign-domain-verification=udQpLXU21mSi0HcByvzSJyrsaKyTghSd9xBV7_ndUV`
TXT	`google-site-verification=MiabT7MRmr7P345N1tEYkHobZu1qtwxzO2mvlhho8cM`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.218, 172.67.164.176
		IPv6 hints	2606:4700:3033::ac43:a4b0, 2606:4700:3035::6815:42da
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com
SOA	`keaton.ns.cloudflare.com`dns@cloudflare.com serial=2408988347

`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=1786466524

Subdomains

www.contrastfoundry.com

Same first word

contrastfoundry.com

DNS History

30 records (11 active, 19 former)

●NSkeaton.ns.cloudflare.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

○NSns01.one.com2016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

○NSns02.one.com2016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

●NSsima.ns.cloudflare.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

●MXalt1.aspmx.l.google.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

●MXalt2.aspmx.l.google.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

●MXalt3.aspmx.l.google.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

●MXalt4.aspmx.l.google.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

●MXaspmx.l.google.com2026-02-14 → 2026-08-11 · 3 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-08-11 17:03:36

○MXmxcluster1.one.com2016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

○MXmxcluster2.one.com2016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

●A104.21.66.2182026-08-11 → 2026-08-11 · 3 obs

○ 2026-03-27 06:11:40
● 2026-08-11 17:03:34
● 2026-08-11 17:03:36

○A162.159.140.982026-03-24 → 2026-03-27 · 5 obs

○ 2026-03-14 14:50:42
● 2026-03-24 09:57:08
● 2026-03-27 06:11:40
○ 2026-08-11 17:03:34
○ 2026-08-11 17:03:36

○A172.66.0.962026-03-24 → 2026-03-27 · 5 obs

○ 2026-03-14 14:50:42
● 2026-03-24 09:57:08
● 2026-03-27 06:11:40
○ 2026-08-11 17:03:34
○ 2026-08-11 17:03:36

●A172.67.164.1762026-08-11 → 2026-08-11 · 3 obs

○ 2026-03-27 06:11:40
● 2026-08-11 17:03:34
● 2026-08-11 17:03:36

○A198.185.159.1442016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

○A198.185.159.1452016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

○A198.49.23.1442016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

○A198.49.23.1452016-12-15 → 2017-08-17 · 4 obs

● 2016-12-15 07:22:44
● 2017-08-17 23:24:58
○ 2026-02-14 20:23:40
○ 2026-08-11 17:03:36

●A2606:4700:3033::ac43:a4b02026-08-11 → 2026-08-11 · 3 obs

○ 2026-03-27 06:11:40
● 2026-08-11 17:03:34
● 2026-08-11 17:03:36

●A2606:4700:3035::6815:42da2026-08-11 → 2026-08-11 · 3 obs

○ 2026-03-27 06:11:40
● 2026-08-11 17:03:34
● 2026-08-11 17:03:36

○A2606:4700:7::602026-03-24 → 2026-03-27 · 5 obs

○ 2026-03-14 14:50:42
● 2026-03-24 09:57:08
● 2026-03-27 06:11:40
○ 2026-08-11 17:03:34
○ 2026-08-11 17:03:36

○A2a06:98c1:58::602026-03-24 → 2026-03-27 · 5 obs

○ 2026-03-14 14:50:42
● 2026-03-24 09:57:08
● 2026-03-27 06:11:40
○ 2026-08-11 17:03:34
○ 2026-08-11 17:03:36

○A34.248.98.1172026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-16 21:52:52
● 2026-02-18 11:35:12
○ 2026-03-14 14:50:42
○ 2026-08-11 17:03:36

○A34.250.174.132026-02-14 → 2026-02-16 · 5 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-02-16 21:52:52
○ 2026-02-18 11:35:12
○ 2026-08-11 17:03:36

○A34.255.159.52026-03-14 → 2026-03-14 · 4 obs

○ 2026-02-18 11:35:12
● 2026-03-14 14:50:42
○ 2026-03-24 09:57:08
○ 2026-08-11 17:03:36

○A52.49.86.1002026-02-14 → 2026-02-18 · 5 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-02-18 11:35:12
○ 2026-03-14 14:50:42
○ 2026-08-11 17:03:36

○A54.229.25.1732026-02-14 → 2026-02-18 · 5 obs

○ 2017-08-17 23:24:58
● 2026-02-14 20:23:40
● 2026-02-18 11:35:12
○ 2026-03-14 14:50:42
○ 2026-08-11 17:03:36

○A54.78.64.1022026-03-14 → 2026-03-14 · 4 obs

○ 2026-02-18 11:35:12
● 2026-03-14 14:50:42
○ 2026-03-24 09:57:08
○ 2026-08-11 17:03:36

○A63.35.105.1662026-03-14 → 2026-03-14 · 4 obs

○ 2026-02-18 11:35:12
● 2026-03-14 14:50:42
○ 2026-03-24 09:57:08
○ 2026-08-11 17:03:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...	-
contrastfoundry.com	sima.ns.cloudflare.com, keaton.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.222

NS records: sima.ns.cloudflare.com, keaton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contrastfoundry.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.66.218, 172.67.164.176`
AAAA	2	`2606:4700:3033::ac43:a4b0, 2606:4700:3035::6815:42da`
NS	2	`keaton.ns.cloudflare.com, sima.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	5	`_globalsign-domain-verification=KnuRQUKU, _globalsign-domain-verification=THOdXJ40...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keaton.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.contrastfoundry.com is delegated beneath contrastfoundry.com.

IP Addresses

contrastfoundry.com directs to four IP numbers, which are 104.21.66.218, 172.67.164.176, 2606:4700:3033::ac43:a4b0 and 2606:4700:3035::6815:42da.

Two other host names, along with nl.rowhtbcj.cfd, 3999bet.net and s.rowhtbcj.cfd, also share IP numbers with contrastfoundry.com.

Name Servers

contrastfoundry.com uses two name servers for its delegation: keaton.ns.cloudflare.com and sima.ns.cloudflare.com.

contrastfoundry.com shares its NS records with other domains, for example burnsidewriterscollective.com, lacnet.net, onlineassignmentshelp.com and two others.

There is at least partial name server overlap between contrastfoundry.com and other domains — 11db8.com, escortinwien.at, binsleek.shop and two more among them.

These name servers are routinely deployed together with the name servers kelly.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname keaton.ns.cloudflare.com directs to 108.162.195.181, 162.159.44.181 and 172.64.35.181 along with 3 other IP addresses.

Hostname sima.ns.cloudflare.com directs to 108.162.192.222, 172.64.32.222 and 173.245.58.222 along with 3 other IP addresses.

Mail Servers

Five mail servers handle contrastfoundry.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between contrastfoundry.com and other domains, including ns500693.ns500699.ns500693.ns500699.ns500734.ns500693.ns500588.ns500699.ns500683.ns500588.ns500699.ns500632.ns500588.ns500632.ns500588.ns500578.ns500110.dtrkdll.com, ns500754.ns500731.ns500754.ns500671.ns500754.ns500731.ns500704.ns500671.ns500705.ns500704.ns500704.ns500704.ns500666.ns500666.ns500153.tenderladiesbz.com, ekoh.online and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com directs traffic to 173.194.45.27 and 2607:f8b0:4004:c29::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.