contentflow.net - dns.ninja

`contentflow.net`

DNSSEC	⚠️ Not signed
A	2a01:4f8:d0a:2765::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`www6.your-server.de`
A	213.133.104.6^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
NS	`hydrogen.ns.hetzner.com` ⭐
		A	2a01:4f8:0:1::add:1098^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hydrogen.ns.hetzner.com`
		A	213.133.100.98^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`hydrogen.ns.hetzner.com`
NS	`helium.ns.hetzner.de`
		A	2001:67c:192c::add:5^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`helium.ns.hetzner.de`
		A	193.47.99.5^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`helium.ns.hetzner.de`
NS	`oxygen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:2992^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`oxygen.ns.hetzner.com`
		A	88.198.229.192^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`oxygen.ns.hetzner.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.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}
			PTR	`lcscld-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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.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	`google-site-verification=vhlvezjhjmYPrtkioZURElP34pPWh7Re1Hcj9e1uPrU`
TXT	`v=spf1 mx include:_spf.google.com -all`
TXT	`MS=ms24951255`
TXT	`google-site-verification=4Wy25hwA2WZGWjS2DUgesDx7RkxT1dSFU-RxlieqVns`
TXT	`google-site-verification=B0aCykerYF70yCkPxS7z-hvZofS6X2BDqomCkq8UfIo`
TXT	`google-site-verification=FHWD8uYqXk2imsV(0x533378)xhXv8-Q9KhNm7jjoIp_8gaSsQ`
TXT	`google-site-verification=uDpF_lM6LJ3FdViOWaDPCLA-_ZWwTK8y9i0sBnuRHuk`
SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2028-01-01 #45

`net`

	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=1785960709

📈 Tranco rank: #285,886

Subdomains

mail.contentflow.net

cdn.contentflow.net

Same first word

contentflow.io.vn

contentflow.de

contentflow.info

contentflow.in

contentflow.net

contentflow.nl

Similar names

wolfcontent.com

DNS History

24 records (10 active, 14 former)

○NS(root)2018-01-26 → 2018-01-26 · 4 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
○ 2026-03-26 09:55:18
○ 2026-08-05 20:45:26

●NShelium.ns.hetzner.de2026-08-05 → 2026-08-05 · 3 obs

○ 2026-04-19 04:29:02
● 2026-08-05 20:45:24
● 2026-08-05 20:45:26

●NShydrogen.ns.hetzner.com2026-08-05 → 2026-08-05 · 3 obs

○ 2026-04-19 04:29:02
● 2026-08-05 20:45:24
● 2026-08-05 20:45:26

○NSns-cloud-a1.googledomains.com2026-03-26 → 2026-04-19 · 5 obs

○ 2018-01-26 01:25:28
● 2026-03-26 09:55:18
● 2026-04-19 04:29:02
○ 2026-08-05 20:45:24
○ 2026-08-05 20:45:26

○NSns-cloud-a2.googledomains.com2026-03-26 → 2026-04-19 · 5 obs

○ 2018-01-26 01:25:28
● 2026-03-26 09:55:18
● 2026-04-19 04:29:02
○ 2026-08-05 20:45:24
○ 2026-08-05 20:45:26

○NSns-cloud-a3.googledomains.com2026-03-26 → 2026-04-19 · 5 obs

○ 2018-01-26 01:25:28
● 2026-03-26 09:55:18
● 2026-04-19 04:29:02
○ 2026-08-05 20:45:24
○ 2026-08-05 20:45:26

○NSns-cloud-a4.googledomains.com2026-03-26 → 2026-04-19 · 5 obs

○ 2018-01-26 01:25:28
● 2026-03-26 09:55:18
● 2026-04-19 04:29:02
○ 2026-08-05 20:45:24
○ 2026-08-05 20:45:26

○NSns.second-ns.com2016-12-03 → 2018-01-26 · 5 obs

○ 2016-04-05 03:39:16
● 2016-12-03 17:01:56
● 2018-01-26 01:25:28
○ 2026-03-26 09:55:18
○ 2026-08-05 20:45:26

○NSns1.your-server.de2016-12-03 → 2018-01-26 · 5 obs

○ 2016-04-05 03:39:16
● 2016-12-03 17:01:56
● 2018-01-26 01:25:28
○ 2026-03-26 09:55:18
○ 2026-08-05 20:45:26

○NSns17.schlund.de2015-06-07 → 2016-04-05 · 4 obs

● 2015-06-07 00:37:50
● 2016-04-05 03:39:16
○ 2016-12-03 17:01:56
○ 2026-08-05 20:45:26

○NSns18.schlund.de2015-06-07 → 2016-04-05 · 4 obs

● 2015-06-07 00:37:50
● 2016-04-05 03:39:16
○ 2016-12-03 17:01:56
○ 2026-08-05 20:45:26

○NSns3.second-ns.de2016-12-03 → 2018-01-26 · 5 obs

○ 2016-04-05 03:39:16
● 2016-12-03 17:01:56
● 2018-01-26 01:25:28
○ 2026-03-26 09:55:18
○ 2026-08-05 20:45:26

●NSoxygen.ns.hetzner.com2026-08-05 → 2026-08-05 · 3 obs

○ 2026-04-19 04:29:02
● 2026-08-05 20:45:24
● 2026-08-05 20:45:26

●MXalt1.aspmx.l.google.com2018-01-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
● 2026-08-05 20:45:26

●MXalt2.aspmx.l.google.com2018-01-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
● 2026-08-05 20:45:26

●MXalt3.aspmx.l.google.com2018-01-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
● 2026-08-05 20:45:26

●MXalt4.aspmx.l.google.com2018-01-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
● 2026-08-05 20:45:26

●MXaspmx.l.google.com2018-01-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2018-01-26 01:25:28
● 2026-08-05 20:45:26

○MXmail.contentflow.net2016-12-03 → 2016-12-03 · 4 obs

○ 2016-04-05 03:39:16
● 2016-12-03 17:01:56
○ 2018-01-26 01:25:28
○ 2026-08-05 20:45:26

○MXmx00.schlund.de2015-06-07 → 2016-04-05 · 4 obs

● 2015-06-07 00:37:50
● 2016-04-05 03:39:16
○ 2016-12-03 17:01:56
○ 2026-08-05 20:45:26

○MXmx01.schlund.de2015-06-07 → 2016-04-05 · 4 obs

● 2015-06-07 00:37:50
● 2016-04-05 03:39:16
○ 2016-12-03 17:01:56
○ 2026-08-05 20:45:26

●A213.133.104.62016-12-03 → 2026-08-05 · 3 obs

○ 2016-04-05 03:39:16
● 2016-12-03 17:01:56
● 2026-08-05 20:45:26

●A2a01:4f8:d0a:2765::22026-03-26 → 2026-08-05 · 3 obs

○ 2016-12-03 17:01:56
● 2026-03-26 09:55:18
● 2026-08-05 20:45:26

○A82.165.113.412015-06-07 → 2016-04-05 · 4 obs

● 2015-06-07 00:37:50
● 2016-04-05 03:39:16
○ 2016-12-03 17:01:56
○ 2026-08-05 20:45:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	g.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net...	-
contentflow.net	helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com	-

✅ Authoritative Response

Server:193.47.99.5

NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentflow.net (unsigned zone)

⏱️ Timing

Total: 1288ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.133.104.6`
AAAA	1	`2a01:4f8:d0a:2765::2`
NS	3	`hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	7	`google-site-verification=B0aCykerYF70yCk, google-site-verification=FHWD8uYqXk2imsV...`
SOA	1	`hydrogen.ns.hetzner.com dns.hetzner.com`

Analysis

Hierarchy

The parent domain of mail.contentflow.net and cdn.contentflow.net is contentflow.net.

IP Addresses

contentflow.net directs to two IP numbers, 213.133.104.6 and 2a01:4f8:d0a:2765::2

Among the host names that share IP numbers with contentflow.net are mail.polytherm-kg.de, wesoba.de, mail.amateurfunk.de and two others.

Name Servers

contentflow.net is served by three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

contentflow.net has at least partial name server overlap with other domains, such as metzner-it.de, elektriker-finden.de, aba.email and two others.

These name servers tend to appear together with the name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

The hostnames hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de each direct to two IP addresses — hydrogen.ns.hetzner.com to 213.133.100.98 and 2a01:4f8:0:1::add:1098, oxygen.ns.hetzner.com to 88.198.229.192 and 2a01:4f8:0:1::add:2992, and helium.ns.hetzner.de to 193.47.99.5 and 2001:67c:192c::add:5.

Mail Servers

Mail for contentflow.net is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

contentflow.net shares at least some of its mail servers with other domains — for example ns500734.ns500699.ns500699.ns500734.ns500734.ns500693.ns500632.ns500632.ns500588.dtrkdll.com, sckrco.com, betsparket.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

The A records for aspmx.l.google.com return 192.178.218.27 and 2607:f8b0:4004:c1b::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1b.