`tutorialcow.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:9965^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:50c5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.197^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.101^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`beau.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c149^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`beau.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2149^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`beau.ns.cloudflare.com`
		A	108.162.193.73^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	172.64.33.73^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	173.245.59.73^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
NS	`gwen.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gwen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gwen.ns.cloudflare.com`
		A	108.162.192.160^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	172.64.32.160^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
		A	173.245.58.160^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gwen.ns.cloudflare.com`
MX	`mx0.1and1.com` ⭐
MX	`mx1.1and1.com` ⭐
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.80.197, 172.67.153.101
		IPv6	2606:4700:3034::ac43:9965, 2606:4700:3037::6815:50c5
SOA	`beau.ns.cloudflare.com`dns@cloudflare.com serial=2398746512

`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=1771291435

Same first word

tutorialcow.com

DNS History

21 records (8 active, 13 former)

●NSbeau.ns.cloudflare.com2020-02-14 → 2026-03-22 · 3 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
● 2026-03-22 17:41:42

●NSgwen.ns.cloudflare.com2020-02-14 → 2026-03-22 · 3 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
● 2026-03-22 17:41:42

○NSns1.digitalocean.com2015-07-13 → 2017-03-30 · 4 obs

● 2015-07-13 06:33:56
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

○NSns2.digitalocean.com2015-07-13 → 2017-03-30 · 4 obs

● 2015-07-13 06:33:56
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

○NSns3.digitalocean.com2015-07-13 → 2017-03-30 · 4 obs

● 2015-07-13 06:33:56
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

○MXmx.zoho.com2015-11-21 → 2017-03-30 · 5 obs

○ 2015-07-13 06:33:56
● 2015-11-21 18:16:10
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

●MXmx0.1and1.com2020-02-14 → 2026-03-22 · 3 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
● 2026-03-22 17:41:42

○MXmx00.1and1.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 06:33:56
○ 2015-11-21 18:16:10
○ 2026-03-22 17:41:42

○MXmx01.1and1.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 06:33:56
○ 2015-11-21 18:16:10
○ 2026-03-22 17:41:42

●MXmx1.1and1.com2020-02-14 → 2026-03-22 · 3 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
● 2026-03-22 17:41:42

○MXmx2.zoho.com2015-11-21 → 2017-03-30 · 5 obs

○ 2015-07-13 06:33:56
● 2015-11-21 18:16:10
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

●A104.21.80.1972026-02-16 → 2026-03-22 · 3 obs

○ 2020-02-14 22:34:32
● 2026-02-16 12:14:54
● 2026-03-22 17:41:42

○A104.27.174.2132020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
○ 2026-02-16 12:14:54
○ 2026-03-22 17:41:42

○A104.27.175.2132020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
○ 2026-02-16 12:14:54
○ 2026-03-22 17:41:42

○A162.243.150.432015-07-13 → 2015-11-21 · 4 obs

● 2015-07-13 06:33:56
● 2015-11-21 18:16:10
○ 2016-03-13 05:23:54
○ 2026-03-22 17:41:42

●A172.67.153.1012026-02-16 → 2026-03-22 · 3 obs

○ 2020-02-14 22:34:32
● 2026-02-16 12:14:54
● 2026-03-22 17:41:42

○A2606:4700:3033::681b:aed52020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
○ 2026-02-16 12:14:54
○ 2026-03-22 17:41:42

○A2606:4700:3033::681b:afd52020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-30 06:47:30
● 2020-02-14 22:34:32
○ 2026-02-16 12:14:54
○ 2026-03-22 17:41:42

●A2606:4700:3034::ac43:99652026-02-16 → 2026-03-22 · 3 obs

○ 2020-02-14 22:34:32
● 2026-02-16 12:14:54
● 2026-03-22 17:41:42

●A2606:4700:3037::6815:50c52026-02-16 → 2026-03-22 · 3 obs

○ 2020-02-14 22:34:32
● 2026-02-16 12:14:54
● 2026-03-22 17:41:42

○A45.55.111.292016-03-13 → 2017-03-30 · 5 obs

○ 2015-11-21 18:16:10
● 2016-03-13 05:23:54
● 2017-03-30 06:47:30
○ 2020-02-14 22:34:32
○ 2026-03-22 17:41:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tutorialcow.com	gwen.ns.cloudflare.com, beau.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.160

NS records: gwen.ns.cloudflare.com, beau.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.153.101, 104.21.80.197`
AAAA	2	`2606:4700:3037::6815:50c5, 2606:4700:3034::ac43:9965`
NS	2	`beau.ns.cloudflare.com, gwen.ns.cloudflare.com`
MX	2	`mx0.1and1.com (pri: 10), mx1.1and1.com (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`beau.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tutorialcow.com points to four IP numbers: 2606:4700:3034::ac43:9965, 2606:4700:3037::6815:50c5, 104.21.80.197 and 172.67.153.101.

Other host names including trackip.net, yzyuhang.cn, studioykk.com, sebastiangoldstein.com and 65c31.q3z1.com share IP numbers with tutorialcow.com.

Name Servers

tutorialcow.com's delegation uses two name servers, beau.ns.cloudflare.com and gwen.ns.cloudflare.com.

tutorialcow.com shares the same name server setup as other domains, for example dontmesswithmnplease.com, scorpiontrack.com, datatool.co.uk, etreartisan.eu and atlantcleaning.ru.

tutorialcow.com at least partially shares name servers with other domains, including claninfo.ch, survivaliq.com, sunteltechnologies.ca, premierwagons.com and louischaralambous.com.

these name servers are commonly used with theo.ns.cloudflare.com, aiden.ns.cloudflare.com, bryce.ns.cloudflare.com and lauryn.ns.cloudflare.com.

Host names with six IP numbers:

beau.ns.cloudflare.com points to: 2606:4700:58::adf5:3b49, 2803:f800:50::6ca2:c149, 2a06:98c1:50::ac40:2149, 108.162.193.73, 172.64.33.73 and 173.245.59.73.

gwen.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa0, 2803:f800:50::6ca2:c0a0, 2a06:98c1:50::ac40:20a0, 108.162.192.160, 172.64.32.160 and 173.245.58.160.

Mail Servers

tutorialcow.com is handled by two mail servers: mx0.1and1.com and mx1.1and1.com.

tutorialcow.com shares some mail servers with other domains, at least partially, for instance vedanta.tv.

these mail servers are commonly used alongside the mail servers mx00.1and1.com.

tutorialcow.com - robtex.com

tutorialcow.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`tutorialcow.com`

`com`