`sailclass.app`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
		PTR	`ip-76-76-21-21.defastlink.net`
NS	`ns2.hostpoint.ch` ⭐ 🔒
		A	2a00:d70:0:b::1d^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns2.hostpoint.ch`
		A	217.26.53.254^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns2.hostpoint.ch`
NS	`ns.hostpoint.ch` 🔒
		A	2a00:d70:0:b::d^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns.hostpoint.ch`
		A	217.26.51.254^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns.hostpoint.ch`
NS	`ns3.hostpoint.ch` 🔒
		A	2a00:d70:0:b::b^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns3.hostpoint.ch`
		A	217.26.60.250^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns3.hostpoint.ch`
MX	`in-v3.mailjet.com` ⭐
TXT	`v=spf1 include:spf.mailjet.com ?all`
TXT	`google-site-verification=pCKh7KZMZtlK-SB9ofL6KoXMf55JOTGGsVsb2o6dt6Q`
SOA	`ns.hostpoint.ch`hostmaster@hostpoint.ch serial=1773878400

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Subdomains

api.sailclass.app

Same first word

sailclass.app

sailclass.org

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
sailclass.app	ns3.hostpoint.ch, ns2.hostpoint.ch, ns.hostpoint.ch	-

✅ Authoritative Response

Server:217.26.53.254

NS records: ns3.hostpoint.ch, ns2.hostpoint.ch, ns.hostpoint.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sailclass.app (unsigned zone)

⏱️ Timing

Total: 2821ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	3	`ns2.hostpoint.ch, ns.hostpoint.ch...`
MX	1	`in-v3.mailjet.com (pri: 10)`
TXT	2	`v=spf1 include:spf.mailjet.com ?all, google-site-verification=pCKh7KZMZtlK-SB`
SOA	1	`ns.hostpoint.ch hostmaster.hostpoint.ch`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Hierarchy

sailclass.app is a parent of api.sailclass.app.

IP Addresses

sailclass.app points to a single IP address: 76.76.21.21.

Other host names such as askabap.com, endellshipping.com, mornin.org, stanwell.com and gwvt.com share IP numbers with sailclass.app.

Name Servers

sailclass.app is delegated to three name servers: ns2.hostpoint.ch, ns3.hostpoint.ch and ns.hostpoint.ch.

At least part of the name servers for sailclass.app are shared with other domains, for instance otco.ch, streambar.ch, liviero.ch, mecalmen.com and trizept.com.

Host names with two IP numbers:

ns2.hostpoint.ch points to 2a00:d70:0:b::1d and 217.26.53.254

ns3.hostpoint.ch points to 2a00:d70:0:b::b and 217.26.60.250

ns.hostpoint.ch points to 2a00:d70:0:b::d and 217.26.51.254

Mail Servers

The mail server for sailclass.app is in-v3.mailjet.com.

sailclass.app uses the same mail server setup as other domains, for instance waltercheng.com, l-tr.com, vibeshift.info, emailing-crm.net and holle.com.hk.

sailclass.app shares at least some mail servers with other domains, for example ittdc.org, irtihal.com, secry.me, hanchor.com and cgt69.com.

these mail servers are commonly used alongside rmokck.no-ip.biz, ittdc2.drayddns.com, ittdc.drayddns.com, aspmx2.googlemail.com, aspmx3.googlemail.com, excon2022.ittdc.org, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

sailclass.app - robtex.com

sailclass.app

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