`tefllessons.com`

DNSSEC	⚠️ Not signed
A	185.146.23.75^{🇺🇸 A2HOSTING185.146.20.0/22}
		PTR	`server.tefllessons.com.23.146.185.in-addr.arpa`
NS	`dayana.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2667^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c267^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dayana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2267^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dayana.ns.cloudflare.com`
		A	108.162.194.103^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	162.159.38.103^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	172.64.34.103^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
NS	`micah.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bce^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ce^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`micah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ce^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`micah.ns.cloudflare.com`
		A	108.162.193.206^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	172.64.33.206^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
		A	173.245.59.206^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`micah.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁵⁰⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶⁶⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=4mhhflrnzLenC79-Qbf5WzW_lf07UR0gzaaE3UwS0kM`
TXT	`google-site-verification=F2yzTmLzbuuRHwK3MwJ1K4f7uv6eQnxqFREIkWms0Rk`
TXT	`google-site-verification=HCR0JIIRDWdLJL3OhX7ALt92U1XUF_-uJNeL8V7032o`
TXT	`v=spf1 ip4:185.146.23.53 ip4:185.146.23.75 include:_spf.mx.cloudflare.net inc...`
SOA	`dayana.ns.cloudflare.com`dns@cloudflare.com serial=2400033529

`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=1774671492

Subdomains

www.tefllessons.com

Same first word

tefllessons.com

DNS History

9 records (6 active, 3 former)

●NSdayana.ns.cloudflare.com2026-03-09 → 2026-03-28 · 3 obs

○ 2017-08-15 09:31:28
● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

●NSmicah.ns.cloudflare.com2026-03-09 → 2026-03-28 · 3 obs

○ 2017-08-15 09:31:28
● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

○NSns61.domaincontrol.com2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 09:31:28
○ 2026-03-09 14:46:34
○ 2026-03-28 04:27:00

○NSns62.domaincontrol.com2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 09:31:28
○ 2026-03-09 14:46:34
○ 2026-03-28 04:27:00

●MXroute1.mx.cloudflare.net2026-03-09 → 2026-03-28 · 2 obs

● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

●MXroute2.mx.cloudflare.net2026-03-09 → 2026-03-28 · 2 obs

● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

●MXroute3.mx.cloudflare.net2026-03-09 → 2026-03-28 · 2 obs

● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

○A166.62.108.432017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 09:31:28
○ 2026-03-09 14:46:34
○ 2026-03-28 04:27:00

●A185.146.23.752026-03-09 → 2026-03-28 · 3 obs

○ 2017-08-15 09:31:28
● 2026-03-09 14:46:34
● 2026-03-28 04:27:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net...	-
tefllessons.com	micah.ns.cloudflare.com, dayana.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.206

NS records: micah.ns.cloudflare.com, dayana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tefllessons.com (unsigned zone)

⏱️ Timing

Total: 180ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.146.23.75`
NS	2	`dayana.ns.cloudflare.com, micah.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 13), route2.mx.cloudflare.net (pri: 50)...`
TXT	4	`google-site-verification=4mhhflrnzLenC79, google-site-verification=F2yzTmLzbuuRHwK...`
SOA	1	`dayana.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.tefllessons.com has tefllessons.com as its parent.

IP Addresses

tefllessons.com maps to IP address 185.146.23.75.

Name Servers

Two name servers dayana.ns.cloudflare.com and micah.ns.cloudflare.com are delegated to tefllessons.com.

tefllessons.com uses the same name server configuration as other domains such as tri-publicidade.com, biitit.com and system-notify.dev.

tefllessons.com at least partially shares name servers with other domains such as chxbby.com, bjcschooloutreach.com, xn--80atbhjtep7a7a.xn--p1ai, consopartage.fr and berkgenc.com.

These name servers are commonly used with love.ns.cloudflare.com and sneh.ns.cloudflare.com.

Host names with six IP numbers: Host name dayana.ns.cloudflare.com points to 2606:4700:50::a29f:2667, 2803:f800:50::6ca2:c267, 2a06:98c1:50::ac40:2267, 108.162.194.103, 162.159.38.103 and 172.64.34.103; host name micah.ns.cloudflare.com points to 2606:4700:58::adf5:3bce, 2803:f800:50::6ca2:c1ce, 2a06:98c1:50::ac40:21ce, 108.162.193.206, 172.64.33.206 and 173.245.59.206.

Mail Servers

tefllessons.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

tefllessons.com shares mail servers with other domains at least in part, for instance mixturesport.com, duffieldprinters.co.uk, garderies.qc.ca, mahgoldgallery.com and samidy.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

tefllessons.com - robtex.com

tefllessons.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`tefllessons.com`

`com`