ossidev.dk

📜 Historical scan 2026-09-12 10:50:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ossidev.dk is a .dk domain served by 2 nameservers (cullen.ns.cloudflare.com, elisa.ns.cloudflare.com). It was registered on 6 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.46.224 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, 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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
cullen.ns.cloudflare.com	108.162.195.91 162.159.44.91 172.64.35.91 2606:4700:58::a29f:2c5b 2803:f800:50::6ca2:c35b 2a06:98c1:50::ac40:235b	cullen.ns.cloudflare.com cullen.ns.cloudflare.com cullen.ns.cloudflare.com cullen.ns.cloudflare.com cullen.ns.cloudflare.com cullen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elisa.ns.cloudflare.com	108.162.194.54 162.159.38.54 172.64.34.54 2606:4700:50::a29f:2636 2803:f800:50::6ca2:c236 2a06:98c1:50::ac40:2236	elisa.ns.cloudflare.com elisa.ns.cloudflare.com elisa.ns.cloudflare.com elisa.ns.cloudflare.com elisa.ns.cloudflare.com elisa.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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.46.224	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.142.179	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
31	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.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.
75	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.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.
81	300s	route2.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.

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2ee0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8eb3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.46.224,172.67.142.179 ech=AEX+DQBB+QAgACDAK2ZhfPvpTQq4q72OERFzkV3gK/KuB2FUVpcktgAPBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2ee0,2606:4700:3037::ac43:8eb3

📝 TXT Records#

2 records 162ms

TXT Record
google-site-verification=Lt0yrLY6Oum1EjVwe8ZNKB_WUrMcdBK13TRYAPVNAKY
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (ossidev.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 15:20:18

www	104.21.46.224 172.67.142.179 2606:4700:3033::6815:2ee0 2606:4700:3037::ac43:8eb3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network ossidev.dk: 104.21.46.224 172.67.142.179 2606:4700:3033::6815:2ee0 2606:4700:3037::ac43:8eb3 (AS13335) www.ossidev.dk: 104.21.46.224 172.67.142.179 2606:4700:3033::6815:2ee0 2606:4700:3037::ac43:8eb3 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.ossidev.dk	dIwwsgz8BGHNfb1tIQd2WqB_y6W0kVRz563WIy2QO8Y
TXT	_acme-challenge.ossidev.dk	x8wKJPlTXfx63UqNuieYDwSN28jrxKiJxEHhbJZv6qk

🔗 TLSA / DANE#

9 records 68ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…

🔐 DNSSEC#

111ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2414517578
Primary NS (MNAME)	cullen.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 15:45:22

Field	Value
Registrar	ONE.COM A/S
Registered	2026-05-06
Expires	2027-05-05 (199d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

32ms

33ms

AAAA

47ms

TXT

162ms

CAA

39ms

HTTPS

31ms

TLSA

68ms

SOA

0ms

MTA-STS

59ms

DNSSEC

111ms

SRV

57ms

Total

1682ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 15:20:18	1232ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-07 15:17:48	1191ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 14:39:58	821ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 00:56:48	882ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 07:33:22	1106ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-17 03:09:26	1752ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-14 21:51:09	1961ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-12 10:50:15 shown	1682ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-07 22:34:17	3710ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-04 00:39:17	959ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 22:15:23	1714ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 12:08:25	789ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-24 01:46:30	2241ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-27 23:58:57	10128ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-15 07:57:46	9558ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-06 17:58:49	5702ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-04 22:22:03	3447ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-30 19:44:28	1194ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 05:12:31	1098ms	2 NS 2 A 3 MX	❓ Unknown
2026-06-20 03:14:17	1817ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 00:44:47	1335ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 15:28:17	1084ms	2 NS 2 A 3 MX	🔓 Insecure