udev.dk

📜 Historical scan 2026-09-30 13:41:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udev.dk is a .dk domain served by 2 nameservers (carter.ns.cloudflare.com, ivy.ns.cloudflare.com). It was registered on 1 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.243 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx1.migadu.com, aspmx2.migadu.com. The zone is not DNSSEC-signed, publishes a 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
carter.ns.cloudflare.com	108.162.193.80 172.64.33.80 173.245.59.80 2606:4700:58::adf5:3b50 2803:f800:50::6ca2:c150 2a06:98c1:50::ac40:2150	carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ivy.ns.cloudflare.com	108.162.192.120 172.64.32.120 173.245.58.120 2606:4700:50::adf5:3a78 2803:f800:50::6ca2:c078 2a06:98c1:50::ac40:2078	ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.ns.cloudflare.com ivy.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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.243	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.140	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx1.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	300s	aspmx2.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	104.21.85.243

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:55f3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d48c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.243,172.67.212.140 ech=AEX+DQBBmwAgACAv4ShE74ptABAVVTNRaRqLWHw/q5ExHTd+wAz0MBCmGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:55f3,2606:4700:3034::ac43:d48c

🔌 SRV Records#

2 records 67ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.migadu.com
_imaps._tcp	0	1	993	imap.migadu.com

📝 TXT Records#

2 records 197ms

TXT Record
hosted-email-verify=o9ivvqli
v=spf1 include:spf.migadu.com -all

✉️ SPF#

Policy	Record (udev.dk)
-all (hard fail)	v=spf1 include:spf.migadu.com -all

📨 DMARC#

Policy	Record (_dmarc.udev.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-15 16:57:11

www	104.21.85.243 172.67.212.140 2606:4700:3032::6815:55f3 2606:4700:3034::ac43:d48c (AS13335) (address records, no CNAME)
www vs bare domain	Same network udev.dk: 104.21.85.243 172.67.212.140 2606:4700:3032::6815:55f3 2606:4700:3034::ac43:d48c (AS13335) www.udev.dk: 104.21.85.243 172.67.212.140 2606:4700:3032::6815:55f3 2606:4700:3034::ac43:d48c (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.udev.dk	e09h-pPB1tmLUwjrZi6mQzUL8sGXEFpsIg6OnyJmjTY
TXT	_acme-challenge.udev.dk	u4FpzuLqW9jZh4lzH1rbHYdYnDcEl-kUw6b81CvmvP8

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

122ms

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

🏷️ SOA#

46ms

Field	Value
Serial	2416243576
Primary NS (MNAME)	carter.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 04:01:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-08-01
Expires	2027-07-31 (286d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

45ms

37ms

AAAA

46ms

TXT

197ms

CAA

39ms

HTTPS

36ms

TLSA

176ms

SOA

46ms

MTA-STS

58ms

DNSSEC

122ms

SRV

67ms

Total

1533ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 03:11:55	2316ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-03 02:35:37	3239ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-01 02:27:09	703ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-30 13:41:24 shown	1533ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-28 13:30:49	2533ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 12:58:01	871ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-23 12:27:12	2559ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-19 14:35:19	1541ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-13 06:52:28	1693ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-30 15:50:02	1858ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-26 08:28:17	1444ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-24 16:58:21	1652ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-26 15:28:35	3675ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-28 08:02:19	1429ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-18 04:43:46	1145ms	2 NS 2 A 2 MX	🔓 Insecure