`techtutors.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:dbee^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4b61^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.97^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.238^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keira.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ce^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ce^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keira.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ce^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keira.ns.cloudflare.com`
		A	108.162.194.206^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	162.159.38.206^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	172.64.34.206^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
NS	`venkat.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cfe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venkat.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fe^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`venkat.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fe^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`venkat.ns.cloudflare.com`
		A	108.162.195.254^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venkat.ns.cloudflare.com`
		A	162.159.44.254^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venkat.ns.cloudflare.com`
		A	172.64.35.254^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venkat.ns.cloudflare.com`
MX	`mail.techtutors.us` ⭐
		A	198.175.24.252^{🇺🇸 BigScoots198.175.24.0/22 202 S Parker St, 372 Tampa FL 33606 United States}
			PTR	`carter.securedserverspace.com`
TXT	`v=spf1 +a +mx +ip4:50.31.116.39 +ip4:198.175.24.252 +ip4:173.44.39.11 +ip4:17...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.75.97, 172.67.219.238
		IPv6 hints	2606:4700:3033::ac43:dbee, 2606:4700:3037::6815:4b61
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=57, name=cloudflare-ech.com
SOA	`keira.ns.cloudflare.com`dns@cloudflare.com serial=2400513090

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1775629554

Previously MX for

techtutors.us

Subdomains

mail.techtutors.us

Same first word

techtutors.ca

techtutors.us

techtutors.co.nz

Similar names

stretchout.com

outstretch.net

thetrustco.com

thecstutor.com

tutorstech.com

outstretch.org

stretchout.org

DNS History

14 records (7 active, 7 former)

●NSkeira.ns.cloudflare.com2026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

○NSns46.downtownhost.com2015-11-17 → 2020-01-06 · 5 obs

○ 2015-07-05 11:09:38
● 2015-11-17 19:58:18
● 2020-01-06 22:23:38
○ 2026-04-03 02:36:18
○ 2026-04-08 06:34:26

○NSns47.downtownhost.com2015-11-17 → 2020-01-06 · 5 obs

○ 2015-07-05 11:09:38
● 2015-11-17 19:58:18
● 2020-01-06 22:23:38
○ 2026-04-03 02:36:18
○ 2026-04-08 06:34:26

○NSns82.downtownhost.com2015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 11:09:38
○ 2015-11-17 19:58:18
○ 2026-04-08 06:34:26

○NSns83.downtownhost.com2015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 11:09:38
○ 2015-11-17 19:58:18
○ 2026-04-08 06:34:26

●NSvenkat.ns.cloudflare.com2026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

●MXmail.techtutors.us2026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

○MXtechtutors.us2015-07-05 → 2020-01-06 · 4 obs

● 2015-07-05 11:09:38
● 2020-01-06 22:23:38
○ 2026-04-03 02:36:18
○ 2026-04-08 06:34:26

●A104.21.75.972026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

●A172.67.219.2382026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

○A173.243.115.2072015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 11:09:38
○ 2015-11-17 19:58:18
○ 2026-04-08 06:34:26

○A173.44.39.412015-11-17 → 2020-01-06 · 5 obs

○ 2015-07-05 11:09:38
● 2015-11-17 19:58:18
● 2020-01-06 22:23:38
○ 2026-04-03 02:36:18
○ 2026-04-08 06:34:26

●A2606:4700:3033::ac43:dbee2026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

●A2606:4700:3037::6815:4b612026-04-03 → 2026-04-08 · 3 obs

○ 2020-01-06 22:23:38
● 2026-04-03 02:36:18
● 2026-04-08 06:34:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	f.cctld.us, w.cctld.us, y.cctld.us, x.cctld.us...	-
techtutors.us	keira.ns.cloudflare.com, venkat.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.206

NS records: keira.ns.cloudflare.com, venkat.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techtutors.us (unsigned zone)

⏱️ Timing

Total: 307ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.238, 104.21.75.97`
AAAA	2	`2606:4700:3033::ac43:dbee, 2606:4700:3037::6815:4b61`
NS	2	`keira.ns.cloudflare.com, venkat.ns.cloudflare.com`
MX	1	`mail.techtutors.us (pri: 1)`
TXT	1	`v=spf1 +a +mx +ip4:50.31.116.39 +ip4:198`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keira.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

The parent of mail.techtutors.us is techtutors.us.

IP Addresses

techtutors.us points to four IP numbers: 2606:4700:3033::ac43:dbee, 2606:4700:3037::6815:4b61, 104.21.75.97 and 172.67.219.238.

Other host names, for instance tsites.me, files.mmrevital.sk, parts4electronics.com, zyvantastudio.com and www.getsuccesspoint.com share IP numbers with techtutors.us.

Name Servers

techtutors.us is delegated to two name servers: keira.ns.cloudflare.com and venkat.ns.cloudflare.com.

techtutors.us uses the same name server setup as other domains, for instance concretecrusherhire.uk.com, vive.uk.net, oleco.jpn.com, spa.uk.com and bodylines.uk.com.

techtutors.us shares name servers with other domains at least partially, for instance bloglifehub.co.uk, intotalhealth.org, maximfx.com, nomini-de88.com and hardcoremedia.xyz.

These name servers are commonly used with david.ns.cloudflare.com, jarred.ns.cloudflare.com, cass.ns.cloudflare.com, nena.ns.cloudflare.com, lila.ns.cloudflare.com and iris.ns.cloudflare.com.

Host names with six IP numbers: keira.ns.cloudflare.com points to 2606:4700:50::a29f:26ce, 2803:f800:50::6ca2:c2ce, 2a06:98c1:50::ac40:22ce, 108.162.194.206, 162.159.38.206 and 172.64.34.206; venkat.ns.cloudflare.com points to 2606:4700:58::a29f:2cfe, 2803:f800:50::6ca2:c3fe, 2a06:98c1:50::ac40:23fe, 108.162.195.254, 162.159.44.254 and 172.64.35.254.

Mail Servers

The mail server for techtutors.us is mail.techtutors.us.

Host name mail.techtutors.us resolves to IP 198.175.24.252.

techtutors.us - robtex.com

techtutors.us

us

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`techtutors.us`

`us`