`mysailingcourse.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c8e^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d8e^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4447^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.142^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.142^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.68.71^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`izabella.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`izabella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`izabella.ns.cloudflare.com`
		A	108.162.194.46^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	162.159.38.46^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	172.64.34.46^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
NS	`olof.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c33^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c333^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olof.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2333^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olof.ns.cloudflare.com`
		A	108.162.195.51^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	162.159.44.51^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	172.64.35.51^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
MX	`mx01.xcloud.email` ⭐
		A	185.97.217.85^{🇮🇹 ASN-WELCOMEITALIA185.97.217.0/24 PI-QBOXMAIL-02}
			PTR	`mx01.cbsolt.net`
MX	`mx02.xcloud.email`⁽²⁰⁾
		A	185.97.217.87^{🇮🇹 ASN-WELCOMEITALIA185.97.217.0/24 PI-QBOXMAIL-02}
			PTR	`mx02.cbsolt.net`
TXT	`apple-domain-verification=6_wRmnBVjAYmzPW85JGhxdkISNxaIElPTJx2pdEDuUQ`
TXT	`apple-domain-verification=Jp4iuYiq958Yu-aDzjqvoM71lUvfA7oR0bWdELtJB1Y`
TXT	`google-site-verification=9DJAARfNhuRHS-L5Fqy8ILWfS-ulG9VPkOta-45t-a4`
TXT	`google-site-verification=Jt6Bf2GJ9n2JMh67d_lmQBqompIwJLZuZ9ZeWri3nAs`
TXT	`v=spf1 a mx include:zohomail.eu include:xcloud.email include:spf.xcloud.email...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.142, 104.26.13.142, 172.67.68.71
		IPv6 hints	2606:4700:20::681a:c8e, 2606:4700:20::681a:d8e, 2606:4700:20::ac43:4447
SOA	`izabella.ns.cloudflare.com`dns@cloudflare.com serial=2402445995

`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=1777036706

Same first word

mysailingcourse.com

DNS History

10 records (10 active, 0 former)

●NSizabella.ns.cloudflare.com2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●NSolof.ns.cloudflare.com2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●MXmx01.xcloud.email2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●MXmx02.xcloud.email2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A104.26.12.1422026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A104.26.13.1422026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A172.67.68.712026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A2606:4700:20::681a:c8e2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A2606:4700:20::681a:d8e2026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

●A2606:4700:20::ac43:44472026-04-12 → 2026-04-24 · 2 obs

● 2026-04-12 00:40:02
● 2026-04-24 13:32:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mysailingcourse.com	izabella.ns.cloudflare.com, olof.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.51

NS records: izabella.ns.cloudflare.com, olof.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mysailingcourse.com (unsigned zone)

⏱️ Timing

Total: 112ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.12.142, 104.26.13.142...`
AAAA	3	`2606:4700:20::681a:d8e, 2606:4700:20::ac43:4447...`
NS	2	`izabella.ns.cloudflare.com, olof.ns.cloudflare.com`
MX	2	`mx01.xcloud.email (pri: 10), mx02.xcloud.email (pri: 20)`
TXT	5	`apple-domain-verification=6_wRmnBVjAYmzP, apple-domain-verification=Jp4iuYiq958Yu-...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`izabella.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mysailingcourse.com resolves to six IP addresses: 2606:4700:20::681a:c8e, 2606:4700:20::681a:d8e, 2606:4700:20::ac43:4447, 104.26.12.142, 104.26.13.142 and 172.67.68.71.

other host names including shiply.com, americanbox.com, embarazoymas.net, www.letsplaykidsmusic.com and webbers.com share IP numbers with mysailingcourse.com.

Name Servers

mysailingcourse.com is delegated to two name servers izabella.ns.cloudflare.com and olof.ns.cloudflare.com.

mysailingcourse.com shares the same name server setup as other domains, for instance polkasailing.com, thelword-downbelow.com, onlinecasinolots.com, hapcos.org and hubstack.fr.

mysailingcourse.com at least partially shares name servers with other domains, for instance hhfcw.com.cn, visitmudgeeregion.com.au, e1krat.com, quark-pc.com and leliekrat.nl.

These name servers are commonly used alongside terin.ns.cloudflare.com and agustin.ns.cloudflare.com.

Host names with six IP numbers:

Host name izabella.ns.cloudflare.com points to: 2606:4700:50::a29f:262e, 2803:f800:50::6ca2:c22e, 2a06:98c1:50::ac40:222e, 108.162.194.46, 162.159.38.46 and 172.64.34.46.

Host name olof.ns.cloudflare.com points to: 2606:4700:58::a29f:2c33, 2803:f800:50::6ca2:c333, 2a06:98c1:50::ac40:2333, 108.162.195.51, 162.159.44.51 and 172.64.35.51.

Mail Servers

Two mail servers handle mysailingcourse.com: mx01.xcloud.email and mx02.xcloud.email.

mysailingcourse.com shares the same mail server setup as other domains, for instance texastrailroundup.org, kimastone.com, cityofhighlandar.gov, benztexas.com and tuscamisetasnba.com.

mysailingcourse.com shares some mail servers with other domains, at least partially, for instance coldandalone.com, epoch.biz, reservoirmediagroup.com, parrotwp.com and loudinside.com.

these mail servers are often used together with mail servers eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

Host names with one IP number:

mx01.xcloud.email points to 185.97.217.85

mx02.xcloud.email points to 185.97.217.87

mysailingcourse.com - robtex.com