`smart-coaching.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:d357^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5b42^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.91.66^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.211.87^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`oswald.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bda^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oswald.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`oswald.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`oswald.ns.cloudflare.com`
		A	108.162.193.218^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oswald.ns.cloudflare.com`
		A	172.64.33.218^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oswald.ns.cloudflare.com`
		A	173.245.59.218^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oswald.ns.cloudflare.com`
NS	`sue.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.91.66, 172.67.211.87
		IPv6	2606:4700:3033::ac43:d357, 2606:4700:3037::6815:5b42
SOA	`oswald.ns.cloudflare.com`dns@cloudflare.com serial=2398505042

`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=1774609367

Subdomains

www.smart-coaching.net

Same first word

smart-coaching.biz

DNS History

13 records (6 active, 7 former)

○NSa.dns.gandi.net2016-04-08 → 2017-05-14 · 3 obs

● 2016-04-08 07:44:48
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

○NSb.dns.gandi.net2016-04-08 → 2017-05-14 · 3 obs

● 2016-04-08 07:44:48
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

○NSc.dns.gandi.net2016-04-08 → 2017-05-14 · 3 obs

● 2016-04-08 07:44:48
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

●NSoswald.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

●NSsue.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

○MXfb.mail.gandi.net2016-04-08 → 2017-05-14 · 3 obs

● 2016-04-08 07:44:48
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

○MXspool.mail.gandi.net2016-04-08 → 2017-05-14 · 3 obs

● 2016-04-08 07:44:48
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

●A104.21.91.662026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

●A172.67.211.872026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

○A217.70.184.382016-04-08 → 2016-04-08 · 3 obs

● 2016-04-08 07:44:48
○ 2016-09-17 14:31:44
○ 2026-03-27 11:28:40

●A2606:4700:3033::ac43:d3572026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

●A2606:4700:3037::6815:5b422026-03-27 → 2026-03-27 · 2 obs

○ 2017-05-14 11:51:14
● 2026-03-27 11:28:40

○A95.142.163.1282016-09-17 → 2017-05-14 · 4 obs

○ 2016-04-08 07:44:48
● 2016-09-17 14:31:44
● 2017-05-14 11:51:14
○ 2026-03-27 11:28:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
smart-coaching.net	sue.ns.cloudflare.com, oswald.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.145

NS records: sue.ns.cloudflare.com, oswald.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-coaching.net (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.211.87, 104.21.91.66`
AAAA	2	`2606:4700:3037::6815:5b42, 2606:4700:3033::ac43:d357`
NS	2	`oswald.ns.cloudflare.com, sue.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`oswald.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

smart-coaching.net is the parent of www.smart-coaching.net.

IP Addresses

Four IP numbers are pointed to by smart-coaching.net: 2606:4700:3033::ac43:d357, 2606:4700:3037::6815:5b42, 104.21.91.66 and 172.67.211.87.

other host names including www.lincolnalexandercentre.com, weblogos.com, porevo.win, www.planmanfinancial.com and wxljl.com share IP numbers with smart-coaching.net.

Name Servers

smart-coaching.net is delegated to two name servers oswald.ns.cloudflare.com and sue.ns.cloudflare.com.

smart-coaching.net shares the same name server setup as other domains, for instance plato.nl, eikyu.ch, exa.co.il, iwebtoaster.com and swindonteachingschool.org.uk.

smart-coaching.net at least partially shares name servers with other domains, for instance keithhoracing.co.za, thehousinghour.com, mytaxwebsite.com, lashevetrestaurant.com and bugz.in.

These name servers are commonly used alongside nile.ns.cloudflare.com and sara.ns.cloudflare.com.

Host names with six IP numbers:

Host name oswald.ns.cloudflare.com points to: 2606:4700:58::adf5:3bda, 2803:f800:50::6ca2:c1da, 2a06:98c1:50::ac40:21da, 108.162.193.218, 172.64.33.218 and 173.245.59.218.

Host name sue.ns.cloudflare.com points to: 2606:4700:50::adf5:3a91, 2803:f800:50::6ca2:c091, 2a06:98c1:50::ac40:2091, 108.162.192.145, 172.64.32.145 and 173.245.58.145.

smart-coaching.net - robtex.com