🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`substackkickstarterbootcamp.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5c9a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:c34c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.154^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.76^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carl.ns.cloudflare.com`
		A	108.162.193.106^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	172.64.33.106^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	173.245.59.106^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
NS	`kehlani.ns.cloudflare.com`
		A	2606:4700:50::a29f:26df^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kehlani.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kehlani.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kehlani.ns.cloudflare.com`
		A	108.162.194.223^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kehlani.ns.cloudflare.com`
		A	162.159.38.223^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kehlani.ns.cloudflare.com`
		A	172.64.34.223^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kehlani.ns.cloudflare.com`
MX	`mx00.udag.de` ⭐
		A	62.146.106.39^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx00.udag.de`
MX	`mx01.udag.de`⁽²⁰⁾
		A	62.146.106.40^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx01.udag.de`
TXT	`v=spf1 include:_smtp.udag.de ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.154, 172.67.195.76
		IPv6 hints	2606:4700:3032::6815:5c9a, 2606:4700:3034::ac43:c34c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=133, name=cloudflare-ech.com
SOA	`carl.ns.cloudflare.com`dns@cloudflare.com serial=2409607614

`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=1787151954

Same first word

substackkickstarterbootcamp.com

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NScarl.ns.cloudflare.com2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●NSkehlani.ns.cloudflare.com2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●MXmx00.udag.de2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●MXmx01.udag.de2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●A104.21.92.1542026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●A172.67.195.762026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●A2606:4700:3032::6815:5c9a2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

●A2606:4700:3034::ac43:c34c2026-08-17 → 2026-08-19 · 2 obs

● 2026-08-17 21:58:54
● 2026-08-19 15:13:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
substackkickstarterbootcamp.com	carl.ns.cloudflare.com, kehlani.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.106

NS records: carl.ns.cloudflare.com, kehlani.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substackkickstarterbootcamp.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.195.76, 104.21.92.154`
AAAA	2	`2606:4700:3034::ac43:c34c, 2606:4700:3032::6815:5c9a`
NS	2	`carl.ns.cloudflare.com, kehlani.ns.cloudflare.com`
MX	2	`mx00.udag.de (pri: 10), mx01.udag.de (pri: 20)`
TXT	1	`v=spf1 include:_smtp.udag.de ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carl.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

substackkickstarterbootcamp.com has four IP addresses: 104.21.92.154, 172.67.195.76, 2606:4700:3032::6815:5c9a and 2606:4700:3034::ac43:c34c.

Among the host names that share IP numbers with substackkickstarterbootcamp.com are holdcowithclear.info, gama92214.xyz, estqlal.com and two others.

Name Servers

substackkickstarterbootcamp.com is delegated to two name servers: carl.ns.cloudflare.com and kehlani.ns.cloudflare.com.

substackkickstarterbootcamp.com has the same name server delegation as a number of other domains, such as sitediscount.ru, villgrater-bergfleisch.at, barmuniz.com and two more.

substackkickstarterbootcamp.com partially shares its NS delegation with several other domains, including heyzelo.com, homeloans4less.com, collabo.store and two others.

Host names resolving to 6 IP numbers:

carl.ns.cloudflare.com resolves to 108.162.193.106, 172.64.33.106, 173.245.59.106 and 3 other IP addresses.

kehlani.ns.cloudflare.com resolves to 108.162.194.223, 162.159.38.223, 172.64.34.223 and 3 other IP addresses.

Mail Servers

The MX records for substackkickstarterbootcamp.com point to two mail servers: mx00.udag.de and mx01.udag.de.

substackkickstarterbootcamp.com has the same mail server arrangement as a number of other domains, for example peene-camping.com, handyos.com, zirl.tv and two more.

At least a portion of substackkickstarterbootcamp.com's mail servers are also used by other domains, for example feuerwerk-datenbank.de.

mx00.udag.de resolves to 62.146.106.39. mx01.udag.de resolves to 62.146.106.40. Both host names point to a single IP number.

substackkickstarterbootcamp.com - robtex.com