contentools.com - dns.ninja

`contentools.com`

DNSSEC	⚠️ Not signed
A	104.21.71.176^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.24^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`angela.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c041^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`angela.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2041^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`angela.ns.cloudflare.com`
		A	108.162.192.65^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	172.64.32.65^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	173.245.58.65^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
NS	`earl.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`earl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`earl.ns.cloudflare.com`
		A	108.162.193.161^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.161^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.161^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
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}
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
TXT	`google-site-verification=O7hHzr7VjTAMsI7P-j8-TUhzlTBBXWoC9KwsruYh6XE`
TXT	`google-site-verification=ZGDFcEJwYc_aP8AnL7o3QbpxLv65IqcKeBDOsCIzlzk`
TXT	`google-site-verification=kJeZ6-qUVURozC0ZcTAwHw22abM-jUN4eoHsDUYayw4`
TXT	`v=spf1 include:_spf.google.com include:sendgrid.net include:spf.mautic.net in...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.71.176, 172.67.171.24
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com
SOA	`angela.ns.cloudflare.com`dns@cloudflare.com serial=2405930556

`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=1782752186

rank #786748 globally
rank #345014 in the tld

Subdomains

app.contentools.com

hubspot.contentools.com

www.contentools.com

Same first word

contentools.com

contentools.com.br

DNS History

20 records (9 active, 11 former)

●NSangela.ns.cloudflare.com2017-03-24 → 2026-06-29 · 3 obs

○ 2016-04-10 07:33:26
● 2017-03-24 21:38:20
● 2026-06-29 17:14:42

●NSearl.ns.cloudflare.com2017-03-24 → 2026-06-29 · 3 obs

○ 2016-04-10 07:33:26
● 2017-03-24 21:38:20
● 2026-06-29 17:14:42

○NSns-134.awsdns-16.com2015-08-21 → 2016-04-10 · 4 obs

● 2015-08-21 12:10:32
● 2016-04-10 07:33:26
○ 2017-03-24 21:38:20
○ 2026-06-29 17:14:42

○NSns-1422.awsdns-49.org2015-08-21 → 2016-04-10 · 4 obs

● 2015-08-21 12:10:32
● 2016-04-10 07:33:26
○ 2017-03-24 21:38:20
○ 2026-06-29 17:14:42

○NSns-1607.awsdns-08.co.uk2015-08-21 → 2016-04-10 · 4 obs

● 2015-08-21 12:10:32
● 2016-04-10 07:33:26
○ 2017-03-24 21:38:20
○ 2026-06-29 17:14:42

○NSns-839.awsdns-40.net2015-08-21 → 2016-04-10 · 4 obs

● 2015-08-21 12:10:32
● 2016-04-10 07:33:26
○ 2017-03-24 21:38:20
○ 2026-06-29 17:14:42

●MXalt1.aspmx.l.google.com2015-08-21 → 2026-06-29 · 2 obs

● 2015-08-21 12:10:32
● 2026-06-29 17:14:42

●MXalt2.aspmx.l.google.com2015-08-21 → 2026-06-29 · 2 obs

● 2015-08-21 12:10:32
● 2026-06-29 17:14:42

●MXalt3.aspmx.l.google.com2026-02-17 → 2026-06-29 · 3 obs

○ 2017-03-24 21:38:20
● 2026-02-17 06:04:04
● 2026-06-29 17:14:42

●MXalt4.aspmx.l.google.com2026-02-17 → 2026-06-29 · 3 obs

○ 2017-03-24 21:38:20
● 2026-02-17 06:04:04
● 2026-06-29 17:14:42

●MXaspmx.l.google.com2015-08-21 → 2026-06-29 · 2 obs

● 2015-08-21 12:10:32
● 2026-06-29 17:14:42

○MXaspmx2.googlemail.com2015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 12:10:32
● 2017-03-24 21:38:20
○ 2026-02-17 06:04:04
○ 2026-06-29 17:14:42

○MXaspmx3.googlemail.com2015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 12:10:32
● 2017-03-24 21:38:20
○ 2026-02-17 06:04:04
○ 2026-06-29 17:14:42

●A104.21.71.1762026-04-05 → 2026-06-29 · 9 obs

○ 2026-02-17 06:04:04
○ 2026-03-26 05:05:40
● 2026-04-05 12:10:24
● 2026-05-05 11:31:00
○ 2026-05-06 10:54:58
● 2026-06-05 18:03:26
○ 2026-06-21 02:25:16
● 2026-06-23 14:51:00
● 2026-06-29 17:14:42

○A104.27.140.992017-03-24 → 2017-03-24 · 4 obs

○ 2016-04-10 07:33:26
● 2017-03-24 21:38:20
○ 2026-02-17 06:04:04
○ 2026-06-29 17:14:42

○A104.27.141.992017-03-24 → 2017-03-24 · 4 obs

○ 2016-04-10 07:33:26
● 2017-03-24 21:38:20
○ 2026-02-17 06:04:04
○ 2026-06-29 17:14:42

●A172.67.171.242026-04-05 → 2026-06-29 · 9 obs

○A188.114.96.02026-02-17 → 2026-06-21 · 10 obs

○ 2017-03-24 21:38:20
● 2026-02-17 06:04:04
● 2026-03-26 05:05:40
○ 2026-04-05 12:10:24
○ 2026-05-05 11:31:00
● 2026-05-06 10:54:58
○ 2026-06-05 18:03:26
● 2026-06-21 02:25:16
○ 2026-06-23 14:51:00
○ 2026-06-29 17:14:42

○A188.114.97.02026-02-17 → 2026-06-21 · 10 obs

○A52.8.57.1212015-08-21 → 2016-04-10 · 4 obs

● 2015-08-21 12:10:32
● 2016-04-10 07:33:26
○ 2017-03-24 21:38:20
○ 2026-06-29 17:14:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
contentools.com	angela.ns.cloudflare.com, earl.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.65

NS records: angela.ns.cloudflare.com, earl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentools.com (unsigned zone)

⏱️ Timing

Total: 828ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.71.176, 172.67.171.24`
NS	2	`angela.ns.cloudflare.com, earl.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`google-site-verification=O7hHzr7VjTAMsI7, google-site-verification=ZGDFcEJwYc_aP8A...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`angela.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

contentools.com is the parent domain of app.contentools.com, hubspot.contentools.com and www.contentools.com.

IP Addresses

contentools.com directs to two IP numbers, 104.21.71.176 and 172.67.171.24

Two other host names, along with 3danatomy.store, livewebstats.dk and big(0x74697473)(0x706f726e).org, also share IP numbers with contentools.com.

Name Servers

contentools.com has two authoritative name servers — angela.ns.cloudflare.com and earl.ns.cloudflare.com.

contentools.com shares its NS records with other domains, for example redkitedays.co.uk, ru-poker.com, yiwheel.com and two others.

contentools.com shares at least some of its name servers with other domains, including ikolesa-darom.com, prioritycomputer.com.au, johdiehl.de and two others.

These name servers are frequently paired with the name servers ali.ns.cloudflare.com and ben.ns.cloudflare.com.

DNS names with 6 IP addresses:

angela.ns.cloudflare.com points to 108.162.192.65, 172.64.32.65, 173.245.58.65 and 3 other IP addresses.

earl.ns.cloudflare.com points to 108.162.193.161, 172.64.33.161, 173.245.59.161 and 3 other IP addresses.

Mail Servers

Mail for contentools.com is handled by five mail servers, namely 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 contentools.com and other domains, including ns500731.ns500731.ns500731.ns500742.ns500731.ns500742.ns500671.ns500742.ns500671.ns500671.ns500649.ns500688.ns500649.ns500688.ns500291.ns500153.tenderladiesbz.com, ns500742.ns500671.ns500731.ns500742.ns500705.ns500688.ns500678.ns500705.ns500649.ns500649.ns500291.ns500131.lustychickser.com, navio.info and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and aspmx2.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 142.251.163.26 and 2607:f8b0:4004:c0b::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

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

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.