leutsch.dev - dns.ninja

`leutsch.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:d83^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:84d5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.131^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.213^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lisa.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c083^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2083^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lisa.ns.cloudflare.com`
		A	108.162.192.131^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	172.64.32.131^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	173.245.58.131^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
NS	`sid.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sid.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sid.ns.cloudflare.com`
		A	108.162.193.143^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	172.64.33.143^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
		A	173.245.59.143^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sid.ns.cloudflare.com`
MX	`w0126756.kasserver.com` ⭐
		A	85.13.141.97^{🇩🇪 NMM-AS85.13.141.0/24 Neue Medien Muennich}
			PTR	`dd38826.kasserver.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.131, 172.67.132.213
		IPv6 hints	2606:4700:3030::6815:d83, 2606:4700:3032::ac43:84d5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=41, name=cloudflare-ech.com
SOA	`lisa.ns.cloudflare.com`dns@cloudflare.com serial=2411035537

`dev`

	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=1

🔒 HSTS Preload (+subdomains)

Subdomains

umami.leutsch.dev

www.leutsch.dev

Same first word

leutsch.de

leutsch.dev

leutsch.eu

Similar names

stuchel.com

schulte.gmbh

schulte.dk

schulte.pro

lustech.com.cn

tschule.de

(0x736c7574)ech.ru

lustech.com

(0x736c7574)ech.cz

schulte.net

luetsch.com

schulte.hu

chelust.ru

theucls.com

schulte.app

techsul.pl

schulte.cc

tuschel.com

schulte.mn

schulte.ag

tuschel.net

sultech.fr

schluet.at

teuschl.at

schulte.co

schulte.pl

tuschel.at

schulte.it

schulte.de

lutsche.de

schulte.com

schulte.zone

schulte.fr

techsul.com

sultech.com.mt

schulte.team

teuschl.ddns.net

schulte.be

schulte.nu

schulte.is

usltech.com

teuschl.co.at

schulte.st

schulte.cz

ultechs.com

schulte.org

schulte.photos

(0x736c7574)ech.com

sultech.com

sultech.ca

DNS History

13 records (7 active, 6 former)

●NSlisa.ns.cloudflare.com2026-02-14 → 2026-08-11 · 2 obs

● 2026-02-14 22:32:50
● 2026-08-11 19:48:22

●NSsid.ns.cloudflare.com2026-02-14 → 2026-08-11 · 2 obs

● 2026-02-14 22:32:50
● 2026-08-11 19:48:22

●MXw0126756.kasserver.com2026-02-14 → 2026-08-11 · 2 obs

● 2026-02-14 22:32:50
● 2026-08-11 19:48:22

●A104.21.13.1312026-02-14 → 2026-08-11 · 5 obs

● 2026-02-14 22:32:50
● 2026-05-27 18:27:52
○ 2026-06-23 03:53:32
● 2026-08-11 10:13:38
● 2026-08-11 19:48:22

●A172.67.132.2132026-02-14 → 2026-08-11 · 5 obs

● 2026-02-14 22:32:50
● 2026-05-27 18:27:52
○ 2026-06-23 03:53:32
● 2026-08-11 10:13:38
● 2026-08-11 19:48:22

○A188.114.96.02026-06-23 → 2026-06-23 · 4 obs

○ 2026-05-27 18:27:52
● 2026-06-23 03:53:32
○ 2026-08-11 10:13:38
○ 2026-08-11 19:48:22

○A188.114.97.02026-06-23 → 2026-06-23 · 4 obs

○ 2026-05-27 18:27:52
● 2026-06-23 03:53:32
○ 2026-08-11 10:13:38
○ 2026-08-11 19:48:22

●A2606:4700:3030::6815:d832026-08-11 → 2026-08-11 · 3 obs

○ 2026-06-23 03:53:32
● 2026-08-11 10:13:38
● 2026-08-11 19:48:22

●A2606:4700:3032::ac43:84d52026-08-11 → 2026-08-11 · 3 obs

○ 2026-06-23 03:53:32
● 2026-08-11 10:13:38
● 2026-08-11 19:48:22

○A2606:4700:3036::6815:d832026-02-14 → 2026-05-27 · 4 obs

● 2026-02-14 22:32:50
● 2026-05-27 18:27:52
○ 2026-06-23 03:53:32
○ 2026-08-11 19:48:22

○A2606:4700:3037::ac43:84d52026-02-14 → 2026-05-27 · 4 obs

● 2026-02-14 22:32:50
● 2026-05-27 18:27:52
○ 2026-06-23 03:53:32
○ 2026-08-11 19:48:22

○A2a06:98c1:3120::2026-06-23 → 2026-06-23 · 4 obs

○ 2026-05-27 18:27:52
● 2026-06-23 03:53:32
○ 2026-08-11 10:13:38
○ 2026-08-11 19:48:22

○A2a06:98c1:3121::2026-06-23 → 2026-06-23 · 4 obs

○ 2026-05-27 18:27:52
● 2026-06-23 03:53:32
○ 2026-08-11 10:13:38
○ 2026-08-11 19:48:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
leutsch.dev	lisa.ns.cloudflare.com, sid.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.143

NS records: lisa.ns.cloudflare.com, sid.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leutsch.dev (unsigned zone)

⏱️ Timing

Total: 612ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.13.131, 172.67.132.213`
AAAA	2	`2606:4700:3030::6815:d83, 2606:4700:3032::ac43:84d5`
NS	2	`lisa.ns.cloudflare.com, sid.ns.cloudflare.com`
MX	1	`w0126756.kasserver.com (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lisa.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

leutsch.dev serves as the parent of umami.leutsch.dev and www.leutsch.dev.

IP Addresses

leutsch.dev has four IP addresses: 104.21.13.131, 172.67.132.213, 2606:4700:3030::6815:d83 and 2606:4700:3032::ac43:84d5.

chabadpiercecounty.org, fazhouboneihengjinkunzhang.cfd, blueforestvale.co.uk plus two other host names have IP numbers in common with leutsch.dev.

Name Servers

leutsch.dev uses two name servers for its delegation: lisa.ns.cloudflare.com and sid.ns.cloudflare.com.

The name server configuration of leutsch.dev is shared with other domains, for instance claude9.agency, dorasec.com, ephibian.net and two others.

leutsch.dev has at least partial name server overlap with other domains, such as metaclipsetherapeutics.com, don66.com, joylandcasino.nl and two others.

It is common to find these name servers paired with the name servers ken.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname lisa.ns.cloudflare.com directs to 108.162.192.131, 172.64.32.131 and 173.245.58.131 along with 3 other IP addresses.

Hostname sid.ns.cloudflare.com directs to 108.162.193.143, 172.64.33.143 and 173.245.59.143 along with 3 other IP addresses.

Mail Servers

leutsch.dev uses one mail server — w0126756.kasserver.com.

leutsch.dev uses the same mail servers as antonio-leutsch.com and nesaia.com, among others.

w0126756.kasserver.com directs to just one IP number, 85.13.141.97.