sysadmin.dk - dns.ninja

sysadmin.dk

DNSSEC🔒 Signed (DS record present)
A2606:4700:3033::ac43:c99a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2cac🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.172Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.201.154🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdorthy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdorthy.ns.cloudflare.com
A2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdorthy.ns.cloudflare.com
A108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
NSkanye.ns.cloudflare.com
A2606:4700:58::adf5:3bbd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkanye.ns.cloudflare.com
A2803:f800:50::6ca2:c1bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkanye.ns.cloudflare.com
A2a06:98c1:50::ac40:21bd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkanye.ns.cloudflare.com
A108.162.193.189🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkanye.ns.cloudflare.com
A172.64.33.189🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkanye.ns.cloudflare.com
A173.245.59.189🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkanye.ns.cloudflare.com
MXsysadmin-dk.mail.protection.outlook.com ⭐
TXTv=spf1 include:spf.protection.outlook.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.172, 172.67.201.154
IPv6 hints2606:4700:3033::ac43:c99a, 2606:4700:3035::6815:2cac
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=15, name=cloudflare-ech.com
SOAdorthy.ns.cloudflare.comdns@cloudflare.com serial=2404666234

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1780564861localtime Thu Jun 4 11:21:01 2026gmtime Thu Ju...
SOAb.nic.dktech@punktum.dk serial=1780564861

Same first word

sysadmin.rs
sysadmin.cc
sysadmin.pro
sysadmin.guru
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sysadmin.in.ua
sysadmin.co.in
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Similar names

adminsys.ch
adminsys.co.id
adminsys.org
adminsys.fr
adminsys.serveftp.com
adminsys.de
andysims.com
adminsys.nl
adminsys.ru
madissyn.com
adminsys.be
mindsays.com
daisymns.com
missnady.it
aydinsms.com
adminsys.eu
adminsys.net
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missandy.com
dynamiss.com

DNS History

16 records (7 active, 9 former)

20162017201820192020202120222023202420252026NSdorthy.ns.cloudflare.comkanye.ns.cloudflare.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXsysadmin-dk.mail.protection.outlook.commail.sysadmin.dkA104.21.44.172172.67.201.1542606:4700:3033::ac43:c99a2606:4700:3035::6815:2cac23.100.50.5152.169.180.22387.104.251.40
●NSdorthy.ns.cloudflare.com2026-02-25 → 2026-06-04 · 3 obs
○ 2017-02-14 06:19:18
● 2026-02-25 13:06:48
● 2026-06-04 09:36:34
●NSkanye.ns.cloudflare.com2026-02-25 → 2026-06-04 · 3 obs
○ 2017-02-14 06:19:18
● 2026-02-25 13:06:48
● 2026-06-04 09:36:34
○NSns1.gratisdns.dk2015-07-06 → 2017-02-14 · 4 obs
● 2015-07-06 12:37:02
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○NSns2.gratisdns.dk2015-07-06 → 2017-02-14 · 4 obs
● 2015-07-06 12:37:02
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○NSns3.gratisdns.dk2015-07-06 → 2017-02-14 · 4 obs
● 2015-07-06 12:37:02
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○NSns4.gratisdns.dk2015-07-06 → 2017-02-14 · 4 obs
● 2015-07-06 12:37:02
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○NSns5.gratisdns.dk2015-07-06 → 2017-02-14 · 4 obs
● 2015-07-06 12:37:02
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○MXmail.sysadmin.dk2015-11-18 → 2016-02-10 · 4 obs
● 2015-11-18 00:57:28
● 2016-02-10 00:01:44
○ 2016-05-06 18:39:20
○ 2026-06-04 09:36:34
●MXsysadmin-dk.mail.protection.outlook.com2026-06-02 → 2026-06-04 · 3 obs
○ 2016-05-06 18:39:20
● 2026-06-02 03:28:18
● 2026-06-04 09:36:34
●A104.21.44.1722026-05-01 → 2026-06-04 · 3 obs
○ 2026-02-25 13:06:48
● 2026-05-01 18:45:42
● 2026-06-04 09:36:34
●A172.67.201.1542026-05-01 → 2026-06-04 · 3 obs
○ 2026-02-25 13:06:48
● 2026-05-01 18:45:42
● 2026-06-04 09:36:34
○A23.100.50.512015-07-06 → 2016-02-10 · 4 obs
● 2015-07-06 12:37:02
● 2016-02-10 00:01:44
○ 2016-05-06 18:39:20
○ 2026-06-04 09:36:34
●A2606:4700:3033::ac43:c99a2026-05-01 → 2026-06-04 · 3 obs
○ 2026-02-25 13:06:48
● 2026-05-01 18:45:42
● 2026-06-04 09:36:34
●A2606:4700:3035::6815:2cac2026-05-01 → 2026-06-04 · 3 obs
○ 2026-02-25 13:06:48
● 2026-05-01 18:45:42
● 2026-06-04 09:36:34
○A52.169.180.2232017-02-14 → 2017-02-14 · 4 obs
○ 2016-05-06 18:39:20
● 2017-02-14 06:19:18
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34
○A87.104.251.402026-02-25 → 2026-06-04 · 2 obs
○ 2026-02-25 13:06:48
○ 2026-06-04 09:36:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...-
sysadmin.dkkanye.ns.cloudflare.com, dorthy.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.249

NS records: kanye.ns.cloudflare.com, dorthy.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 681ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.201.154, 104.21.44.172
AAAA22606:4700:3033::ac43:c99a, 2606:4700:3035::6815:2cac
NS2dorthy.ns.cloudflare.com, kanye.ns.cloudflare.com
MX1sysadmin-dk.mail.protection.outlook.com
TXT1v=spf1 include:spf.protection.outlook.co
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dorthy.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

sysadmin.dk points to 4 IP addresses — 104.21.44.172, 172.67.201.154, 2606:4700:3033::ac43:c99a and 2606:4700:3035::6815:2cac.

myservices.gr, keolis-valdoise.com, totith.org plus two other host names have IP numbers in common with sysadmin.dk.

Name Servers

sysadmin.dk uses two name servers for its delegation: dorthy.ns.cloudflare.com and kanye.ns.cloudflare.com.

The name server configuration of sysadmin.dk is shared with other domains, for instance enkind.com, c2give.com, lambshops.net and two others.

There is at least partial name server overlap between sysadmin.dk and other domains — hendek.bel.tr, 218.131.27.in-addr.arpa, seekerkai.org.hk and two more among them.

These name servers tend to appear in combination with the name servers rayden.ns.cloudflare.com, khloe.ns.cloudflare.com, abdullah.ns.cloudflare.com and luciana.ns.cloudflare.com.

Hosts with 6 IP addresses each:

dorthy.ns.cloudflare.com maps to six IP addresses: 108.162.192.249, 172.64.32.249, 173.245.58.249 and three others.

kanye.ns.cloudflare.com maps to six IP addresses: 108.162.193.189, 172.64.33.189, 173.245.59.189 and three others.

Mail Servers

sysadmin.dk uses one mail server — sysadmin-dk.mail.protection.outlook.com.