nitrogen.dk

📜 Historical scan 2026-06-18 06:53:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nitrogen.dk is a .dk domain served by 2 nameservers (elinore.ns.cloudflare.com, noel.ns.cloudflare.com). It was registered on 15 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.39.50 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by amir.mx.cloudflare.net, isaac.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
elinore.ns.cloudflare.com	108.162.192.153 172.64.32.153 173.245.58.153 2606:4700:50::adf5:3a99 2803:f800:50::6ca2:c099 2a06:98c1:50::ac40:2099	elinore.ns.cloudflare.com elinore.ns.cloudflare.com elinore.ns.cloudflare.com elinore.ns.cloudflare.com elinore.ns.cloudflare.com elinore.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noel.ns.cloudflare.com	108.162.193.216 172.64.33.216 173.245.59.216 2606:4700:58::adf5:3bd8 2803:f800:50::6ca2:c1d8 2a06:98c1:50::ac40:21d8	noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com noel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.39.50	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.57	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
20	—	amir.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
60	—	isaac.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
90	—	linda.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2732	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8f39	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.39.50,172.67.143.57 ech=AEX+DQBBvgAgACBJni85WGHe97uPSIHOOQhUxAzLI4MySMevNjtzivHyJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2732,2606:4700:3035::ac43:8f39

📝 TXT Records#

2 records 199ms

TXT Record
google-site-verification=VuiPEhEuc8RWXQMRyuhcfG-q3L3hTbPnYUDDjfr3md4
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (nitrogen.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 08:08:27

www	104.21.39.50 172.67.143.57 2606:4700:3033::ac43:8f39 2606:4700:3035::6815:2732 (AS13335) (address records, no CNAME)
www vs bare domain	Same network nitrogen.dk: 104.21.39.50 172.67.143.57 2606:4700:3033::ac43:8f39 2606:4700:3035::6815:2732 (AS13335) www.nitrogen.dk: 104.21.39.50 172.67.143.57 2606:4700:3033::ac43:8f39 2606:4700:3035::6815:2732 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 2085ms

Service / Owner	Type	Cert association
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

125ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'nitrogen.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

33ms

Field	Value
Serial	2406690471
Primary NS (MNAME)	elinore.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 11:22:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-08-15
Expires	2027-08-31 (316d)

🔗 Same registrant#

87 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
123hjem.dk	Punktum dk A/S (direct)
adr.dk	Punktum dk A/S (direct)
anlaegsgartner.dk	Punktum dk A/S (direct)
asti.dk	Punktum dk A/S (direct)
atlantisrejser.dk	Punktum dk A/S (direct)
autohjaelp.dk	Punktum dk A/S (direct)
avisbud.dk	Punktum dk A/S (direct)
babylon.dk	Punktum dk A/S (direct)
bagcollective.dk	Punktum dk A/S (direct)
balloner.dk	Punktum dk A/S (direct)
bapoon.dk	Punktum dk A/S (direct)
barbeque.dk	Punktum dk A/S (direct)
bladlus.dk	Punktum dk A/S (direct)
boernekultur.dk	Punktum dk A/S (direct)
bogbutik.dk	Punktum dk A/S (direct)
boostmyfeed.dk	Punktum dk A/S (direct)
braendstof.dk	Punktum dk A/S (direct)
browwow.dk	Punktum dk A/S (direct)
chaiplus.dk	Punktum dk A/S (direct)
dagensdesign.dk	Punktum dk A/S (direct)
diesel.dk	Punktum dk A/S (direct)
dreamsforkids.dk	Punktum dk A/S (direct)
dyrebrevkassen.dk	Punktum dk A/S (direct)
faadetgjort.dk	Punktum dk A/S (direct)
ffw.dk	Punktum dk A/S (direct)
fiskehandler.dk	Punktum dk A/S (direct)
fluepapiret.dk	Punktum dk A/S (direct)
fragtlabel.dk	Punktum dk A/S (direct)
fugtstop.dk	Punktum dk A/S (direct)
gaeld.dk	Punktum dk A/S (direct)
gaester.dk	Punktum dk A/S (direct)
garneriet.dk	Punktum dk A/S (direct)
glampingplads.dk	Punktum dk A/S (direct)
gottrup-fiskepark.dk	Punktum dk A/S (direct)
grejgaarden.dk	Punktum dk A/S (direct)
gym.dk	Punktum dk A/S (direct)
haartotten.dk	Punktum dk A/S (direct)
haekkeklippere.dk	Punktum dk A/S (direct)
hair-blog.dk	Punktum dk A/S (direct)
havetrampolin.dk	Punktum dk A/S (direct)
holmback.dk	Punktum dk A/S (direct)
hudlaege-aarhus.dk	Punktum dk A/S (direct)
indogud.dk	Punktum dk A/S (direct)
katesgarn.dk	Punktum dk A/S (direct)
katteskraemmer.dk	Punktum dk A/S (direct)
kollagen.dk	Punktum dk A/S (direct)
kompostkvaerne.dk	Punktum dk A/S (direct)
kurhotel.dk	Punktum dk A/S (direct)
limo.dk	Punktum dk A/S (direct)
limousine-udlejning.dk	Punktum dk A/S (direct)
loevsugere.dk	Punktum dk A/S (direct)
lovejoy.dk	Punktum dk A/S (direct)
luftfotograf.dk	Punktum dk A/S (direct)
mcabonnement.dk	Punktum dk A/S (direct)
mobning.dk	Punktum dk A/S (direct)
more.dk	Punktum dk A/S (direct)
multihjul.dk	Punktum dk A/S (direct)
naturestore.dk	Punktum dk A/S (direct)
nettofitness.dk	Punktum dk A/S (direct)
oejenlaege.dk	Punktum dk A/S (direct)
oksemoerbrad.dk	Punktum dk A/S (direct)
only4kids.dk	Punktum dk A/S (direct)
parkeringshus.dk	Punktum dk A/S (direct)
produktfeed.dk	Punktum dk A/S (direct)
robotstoevsugere.dk	Punktum dk A/S (direct)
roeremaskiner.dk	Punktum dk A/S (direct)
runnerscorner.dk	Punktum dk A/S (direct)
rynkebydyreklinik.dk	Punktum dk A/S (direct)
sejlklub.dk	Punktum dk A/S (direct)
shampoo-pusher.dk	Punktum dk A/S (direct)
skildpadde.dk	Punktum dk A/S (direct)
smagen.dk	Punktum dk A/S (direct)
snevejr.dk	Punktum dk A/S (direct)
soundify.dk	Punktum dk A/S (direct)
sportsklub.dk	Punktum dk A/S (direct)
stoevsugere.dk	Punktum dk A/S (direct)
stuepiger.dk	Punktum dk A/S (direct)
tandlaegecenter.dk	Punktum dk A/S (direct)
tauson.dk	Punktum dk A/S (direct)
teenage.dk	Punktum dk A/S (direct)
toytoy.dk	Punktum dk A/S (direct)
travbane.dk	Punktum dk A/S (direct)
undskyld.dk	Punktum dk A/S (direct)
venligbolig.dk	Punktum dk A/S (direct)
vinstue90.dk	Punktum dk A/S (direct)
waterfront.dk	Punktum dk A/S (direct)
wimbledon.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

64ms

34ms

AAAA

60ms

TXT

199ms

CAA

33ms

HTTPS

33ms

TLSA

2085ms

SOA

33ms

MTA-STS

38ms

DNSSEC

125ms

SRV

78ms

Total

3419ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 08:08:27	4711ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-01 03:51:06	687ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 00:16:00	678ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-21 23:33:18	1112ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-20 19:31:30	1187ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 16:50:00	1097ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-10 12:04:42	7050ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-23 21:37:11	3033ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 03:47:08	1217ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-21 03:32:46	2037ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-21 00:57:46	1052ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 12:14:39	1204ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-18 06:53:11 shown	3419ms	2 NS 2 A 3 MX	⚠️ Bogus