cseitz.dev - dns.ninja

`cseitz.dev`

DNSSEC	⚠️ Not signed
A	159.65.168.172^{🇺🇸 DIGITALOCEAN159.65.160.0/20 DigitalOcean}
NS	`dell.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dell.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dell.ns.cloudflare.com`
		A	108.162.192.94^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	172.64.32.94^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
		A	173.245.58.94^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dell.ns.cloudflare.com`
NS	`miles.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`miles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`miles.ns.cloudflare.com`
		A	108.162.193.207^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	172.64.33.207^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	173.245.59.207^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
MX	`mx1.improvmx.com`⁽⁸⁰⁾
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽¹⁰⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`google-site-verification=QAUCbujt9grtVuv0uvG5j-4SRyJ2AGmZhclHpC5E6oA`
TXT	`protonmail-verification=8c5c0e5bc5909a0a128729abba7ac8681bd33d31`
TXT	`v=spf1 include:_spf.protonmail.ch mx include:spf.improvmx.com ~all`
SOA	`dell.ns.cloudflare.com`dns@cloudflare.com serial=2405531767

`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

db-project.cseitz.dev

Same first word

cseitz.dev

cseitz.com

Similar names

czsite.com

cztsie.com

czsite.cn

sizect.com

czsite.cc

scietz.com

tzcsie.com

szceit.com

szecit.com

zcsite.com

zetics.com

eztics.net

siztec.co.jp

sitecz.cz

zestic.biz

sitezc.com

zistec.com

zsitec.com

csitez.com

zitsec.com

DNS History

7 records (7 active, 0 former)

●NSdell.ns.cloudflare.com2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●NSmiles.ns.cloudflare.com2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●MXmail.protonmail.ch2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●MXmailsec.protonmail.ch2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●MXmx1.improvmx.com2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●MXmx2.improvmx.com2026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

●A159.65.168.1722026-02-26 → 2026-06-16 · 2 obs

● 2026-02-26 03:04:50
● 2026-06-16 14:15:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
cseitz.dev	miles.ns.cloudflare.com, dell.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.94

NS records: miles.ns.cloudflare.com, dell.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cseitz.dev (unsigned zone)

⏱️ Timing

Total: 524ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.65.168.172`
NS	2	`dell.ns.cloudflare.com, miles.ns.cloudflare.com`
MX	4	`mail.protonmail.ch (pri: 10), mx2.improvmx.com (pri: 100)...`
TXT	3	`google-site-verification=QAUCbujt9grtVuv, protonmail-verification=8c5c0e5bc5909a0a...`
SOA	1	`dell.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

The domain db-project.cseitz.dev falls under the parent cseitz.dev.

IP Addresses

cseitz.dev points to a single IP number: 159.65.168.172.

Other host names share IP numbers with cseitz.dev; db-project.cseitz.dev is one such example.

Name Servers

cseitz.dev is served by two delegated name servers, dell.ns.cloudflare.com and miles.ns.cloudflare.com.

cseitz.dev shares its name server setup with other domains, including b2779.com, (0x626f6f62)oo-bear.com, onlinenet99.xyz and two others.

At least some of cseitz.dev's name servers are shared with other domains, for example garagedoorrepaircalimesaca.com, nordynedistributing.com, currencycleud.com and two more.

It is common for these name servers to be used in conjunction with the name servers jasmine.ns.cloudflare.com, celine.ns.cloudflare.com and peyton.ns.cloudflare.com.

Host names with 6 IP numbers:

dell.ns.cloudflare.com carries IP addresses 108.162.192.94, 172.64.32.94 and 173.245.58.94, with 3 other addresses beyond those.

miles.ns.cloudflare.com carries IP addresses 108.162.193.207, 172.64.33.207 and 173.245.59.207, with 3 other addresses beyond those.

Mail Servers

Mail for cseitz.dev is handled by four mail servers: mail.protonmail.ch, mailsec.protonmail.ch, mx1.improvmx.com and mx2.improvmx.com.

cseitz.dev shares mail servers — at least in part — with other domains, including burrows.me, idud.web.id, wilmarth.net and two others.

Host names with 6 IP numbers:

mx1.improvmx.com carries IP addresses 13.37.195.136, 15.236.236.160 and 35.181.18.45, with 3 other addresses beyond those.

mx2.improvmx.com carries IP addresses 13.36.107.63, 13.36.222.39 and 15.236.61.92, with 3 other addresses beyond those.

Host names with three IP numbers:

mail.protonmail.ch resolves to three addresses: 176.119.200.128, 185.70.42.128 and 185.205.70.128.

mailsec.protonmail.ch resolves to three addresses: 176.119.200.129, 185.70.42.129 and 185.205.70.129.