y42.dk

📜 Historical scan 2026-08-27 16:23:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

y42.dk is a .dk domain served by 2 nameservers (daisy.ns.cloudflare.com, joel.ns.cloudflare.com). It was registered on 2 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.11.199 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, 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 28ms

Nameserver	IP addresses	PTR	ASN / ISP
daisy.ns.cloudflare.com	108.162.192.90 172.64.32.90 173.245.58.90 2606:4700:50::adf5:3a5a 2803:f800:50::6ca2:c05a 2a06:98c1:50::ac40:205a	daisy.ns.cloudflare.com daisy.ns.cloudflare.com daisy.ns.cloudflare.com daisy.ns.cloudflare.com daisy.ns.cloudflare.com daisy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joel.ns.cloudflare.com	108.162.193.184 172.64.33.184 173.245.59.184 2606:4700:58::adf5:3bb8 2803:f800:50::6ca2:c1b8 2a06:98c1:50::ac40:21b8	joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.ns.cloudflare.com joel.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
104.21.11.199	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.55	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 23ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b 74.125.131.27	lt-in-f27.1e100.net lt-in-x1b.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4000:1025::1b	lcdels-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4001:c01::1a	lcdels-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx4.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx5.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a737	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:bc7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 29ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.199,172.67.167.55 ech=AEX+DQBBvAAgACAjBvVHkFpqArpRl920aDwCdfppSK52abJazKltW9VlRAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a737,2606:4700:3034::6815:bc7

📝 TXT Records#

1 records 139ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (y42.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.y42.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:372ec12528d34b349a991de174457d37@dmarc-reports.cloudflare.net

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 29ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 00:39:22

www	Exists, no address
www vs bare domain	www does not resolve y42.dk: 104.21.11.199 172.67.167.55 2606:4700:3033::ac43:a737 2606:4700:3034::6815:bc7 (AS13335) www.y42.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2413255097
Primary NS (MNAME)	daisy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 01:10:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-11-02
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

32ms

23ms

AAAA

33ms

TXT

139ms

CAA

29ms

HTTPS

29ms

TLSA

131ms

SOA

0ms

MTA-STS

40ms

DNSSEC

94ms

SRV

58ms

Total

1365ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 00:39:21	1981ms	2 NS 2 A 7 MX	🔒 Secure
2026-10-04 21:12:00	1208ms	2 NS 2 A 7 MX	🔒 Secure
2026-10-01 21:03:07	1293ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-30 20:54:24	1429ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-29 20:47:44	920ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-26 13:55:58	1585ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-24 01:22:37	1072ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-11 03:07:00	1106ms	2 NS 2 A 7 MX	🔒 Secure
2026-09-03 15:23:55	1473ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-27 16:23:08 shown	1365ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-07 06:36:21	9931ms	2 NS 2 A 7 MX	🔒 Secure
2026-08-03 03:47:10	2249ms	2 NS 2 A 7 MX	🔒 Secure
2026-07-11 15:16:08	2326ms	2 NS 2 A 7 MX	🔒 Secure
2026-06-30 02:58:31	1388ms	2 NS 2 A 7 MX	🔒 Secure
2026-06-17 11:35:09	3289ms	2 NS 2 A 7 MX	🔒 Secure