tutorialfeed.com - dns.ninja

`tutorialfeed.com`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:a47f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:fd7^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.15.215^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.127^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isla.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
NS	`jeff.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeff.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jeff.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jeff.ns.cloudflare.com`
		A	108.162.193.124^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeff.ns.cloudflare.com`
		A	172.64.33.124^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeff.ns.cloudflare.com`
		A	173.245.59.124^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeff.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.15.215, 172.67.164.127
		IPv6 hints	2606:4700:3030::ac43:a47f, 2606:4700:3036::6815:fd7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=235, name=cloudflare-ech.com
SOA	`isla.ns.cloudflare.com`dns@cloudflare.com serial=2407016634

`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=1782908841

WOT: SAFE (60/100)

Same first word

tutorialfeed.com

Similar names

dietroutafel.co.za

furtadoleite.com.br

fleetauditor.com

DNS History

22 records (8 active, 14 former)

●NSisla.ns.cloudflare.com2026-02-24 → 2026-07-01 · 3 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-07-01 12:29:48

●NSjeff.ns.cloudflare.com2026-02-24 → 2026-07-01 · 3 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-07-01 12:29:48

○NSns1.berlette.com2015-12-10 → 2017-05-31 · 5 obs

○ 2015-08-18 00:18:58
● 2015-12-10 13:35:48
● 2017-05-31 02:50:44
○ 2026-02-24 17:51:52
○ 2026-07-01 12:29:48

○NSns1.vapesurplus.com2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 00:18:58
○ 2015-12-10 13:35:48
○ 2026-07-01 12:29:48

○NSns2.berlette.com2015-12-10 → 2017-05-31 · 5 obs

○ 2015-08-18 00:18:58
● 2015-12-10 13:35:48
● 2017-05-31 02:50:44
○ 2026-02-24 17:51:52
○ 2026-07-01 12:29:48

○NSns2.vapesurplus.com2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 00:18:58
○ 2015-12-10 13:35:48
○ 2026-07-01 12:29:48

○NSpdns05.domaincontrol.com2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 00:18:58
○ 2015-12-10 13:35:48
○ 2026-07-01 12:29:48

●MXin1-smtp.messagingengine.com2026-02-24 → 2026-07-01 · 3 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-07-01 12:29:48

●MXin2-smtp.messagingengine.com2026-02-24 → 2026-07-01 · 3 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-07-01 12:29:48

○MXmailstore1.secureserver.net2015-08-18 → 2017-05-31 · 4 obs

● 2015-08-18 00:18:58
● 2017-05-31 02:50:44
○ 2026-02-24 17:51:52
○ 2026-07-01 12:29:48

○MXsmtp.secureserver.net2015-08-18 → 2017-05-31 · 4 obs

● 2015-08-18 00:18:58
● 2017-05-31 02:50:44
○ 2026-02-24 17:51:52
○ 2026-07-01 12:29:48

●A104.21.15.2152026-02-24 → 2026-07-01 · 9 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-04-09 07:32:30
○ 2026-04-11 14:00:40
○ 2026-04-14 20:56:28
● 2026-04-24 17:13:36
○ 2026-06-23 17:48:54
● 2026-07-01 04:10:00
● 2026-07-01 12:29:48

●A172.67.164.1272026-02-24 → 2026-07-01 · 9 obs

○A188.114.96.02026-04-11 → 2026-06-23 · 7 obs

○ 2026-04-09 07:32:30
● 2026-04-11 14:00:40
● 2026-04-14 20:56:28
○ 2026-04-24 17:13:36
● 2026-06-23 17:48:54
○ 2026-07-01 04:10:00
○ 2026-07-01 12:29:48

○A188.114.97.02026-04-11 → 2026-06-23 · 7 obs

○ 2026-04-09 07:32:30
● 2026-04-11 14:00:40
● 2026-04-14 20:56:28
○ 2026-04-24 17:13:36
● 2026-06-23 17:48:54
○ 2026-07-01 04:10:00
○ 2026-07-01 12:29:48

●A2606:4700:3030::ac43:a47f2026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-23 17:48:54
● 2026-07-01 04:10:00
● 2026-07-01 12:29:48

○A2606:4700:3032::ac43:a47f2026-02-24 → 2026-04-24 · 8 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-04-09 07:32:30
○ 2026-04-11 14:00:40
○ 2026-04-14 20:56:28
● 2026-04-24 17:13:36
○ 2026-06-23 17:48:54
○ 2026-07-01 12:29:48

○A2606:4700:3035::6815:fd72026-02-24 → 2026-04-24 · 8 obs

○ 2017-05-31 02:50:44
● 2026-02-24 17:51:52
● 2026-04-09 07:32:30
○ 2026-04-11 14:00:40
○ 2026-04-14 20:56:28
● 2026-04-24 17:13:36
○ 2026-06-23 17:48:54
○ 2026-07-01 12:29:48

●A2606:4700:3036::6815:fd72026-07-01 → 2026-07-01 · 3 obs

○ 2026-06-23 17:48:54
● 2026-07-01 04:10:00
● 2026-07-01 12:29:48

○A2a06:98c1:3120::2026-04-11 → 2026-06-23 · 7 obs

○ 2026-04-09 07:32:30
● 2026-04-11 14:00:40
● 2026-04-14 20:56:28
○ 2026-04-24 17:13:36
● 2026-06-23 17:48:54
○ 2026-07-01 04:10:00
○ 2026-07-01 12:29:48

○A2a06:98c1:3121::2026-04-11 → 2026-06-23 · 7 obs

○ 2026-04-09 07:32:30
● 2026-04-11 14:00:40
● 2026-04-14 20:56:28
○ 2026-04-24 17:13:36
● 2026-06-23 17:48:54
○ 2026-07-01 04:10:00
○ 2026-07-01 12:29:48

○A50.63.202.552015-08-18 → 2017-05-31 · 4 obs

● 2015-08-18 00:18:58
● 2017-05-31 02:50:44
○ 2026-02-24 17:51:52
○ 2026-07-01 12:29:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tutorialfeed.com	isla.ns.cloudflare.com, jeff.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.124

NS records: isla.ns.cloudflare.com, jeff.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 187ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.164.127, 104.21.15.215`
AAAA	2	`2606:4700:3036::6815:fd7, 2606:4700:3030::ac43:a47f`
NS	2	`isla.ns.cloudflare.com, jeff.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isla.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tutorialfeed.com resolves to four IP addresses: 104.21.15.215, 172.67.164.127, 2606:4700:3030::ac43:a47f and 2606:4700:3036::6815:fd7.

Two other host names, along with hotelcarlota.com.mx, smrt.business and www.sean-george.com, also share IP numbers with tutorialfeed.com.

Name Servers

tutorialfeed.com is delegated to two name servers: isla.ns.cloudflare.com and jeff.ns.cloudflare.com.

tutorialfeed.com shares its NS records with other domains, for example replay404.com, apotekfordeg.no, 2000habesha.com and two others.

tutorialfeed.com shares at least some of its name servers with other domains, including hanyouweb.com, destan.eu.org, claim.to and two others.

DNS names with 6 IP addresses:

isla.ns.cloudflare.com resolves to 108.162.192.119, 172.64.32.119, 173.245.58.119 and 3 other IP addresses.

jeff.ns.cloudflare.com resolves to 108.162.193.124, 172.64.33.124, 173.245.59.124 and 3 other IP addresses.

Mail Servers

tutorialfeed.com is served by two mail servers, in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

Among the domains sharing a mail server setup with tutorialfeed.com are infoscienceinc.com, momomodular.com, drillable.com and two others.

tutorialfeed.com shares at least some of its mail servers with other domains, such as onthestep.ca.

DNS names with 8 IP addresses:

in1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Host names that resolve to four IP numbers:

in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.