v1.dk

📜 Historical scan 2026-09-28 20:22:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

v1.dk is a .dk domain served by 2 nameservers (alex.ns.cloudflare.com, uma.ns.cloudflare.com). It was registered on 19 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.121 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. 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 61ms

Nameserver	IP addresses	PTR	ASN / ISP
alex.ns.cloudflare.com	108.162.193.100 172.64.33.100 173.245.59.100 2606:4700:58::adf5:3b64 2803:f800:50::6ca2:c164 2a06:98c1:50::ac40:2164	alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uma.ns.cloudflare.com	108.162.192.146 172.64.32.146 173.245.58.146 2606:4700:50::adf5:3a92 2803:f800:50::6ca2:c092 2a06:98c1:50::ac40:2092	uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.121	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.218.52	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	86400s	smtp.google.com	142.250.150.27 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1c::1b 2a00:1450:4010:c1e::1a 64.233.162.26 64.233.162.27 64.233.163.26 64.233.163.27	la-in-f27.1e100.net li-in-x1a.1e100.net li-in-f26.1e100.net la-in-f26.1e100.net la-in-f27.1e100.net lb-in-f26.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net lj-in-f26.1e100.net lj-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.91.121
🔶 Autoconfig	172.67.218.52

🔷 AAAA Records (IPv6)#

2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:da34	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:5b79	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.121,172.67.218.52 ech=AEX+DQBBiwAgACDC3OELp9JvuntXRyaGNe3HOWckYE+7pTKtMUuZptJQaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:da34,2606:4700:3032::6815:5b79

📝 TXT Records#

5 records 226ms

TXT Record
<script>alert(1);</script>
ca3-b98d21dc2989491883eed8daea7f2a23
google-site-verification=XGeSL3mSs08w14sJhb1JK-7YUQ7TwO1l8noWVph7z8I
keybase-site-verification=F04SxdgwS9LN6EFLz-fTMqoJAG-e3h_KXCBj39_vnDE
v=spf1 -all

✉️ SPF#

Policy	Record (v1.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.v1.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:mailauth-reports@srv1.dk; ruf=mailto:mailauth-reports-ruf@srv1.dk; fo=1

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records 52ms

Flags	Tag	Value
0	iodef	mailto:caa-reports@srv1.dk
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 2026-10-15 21:43:13

www	104.21.91.121 172.67.218.52 2606:4700:3031::ac43:da34 2606:4700:3032::6815:5b79 (AS13335) (address records, no CNAME)
www vs bare domain	Same network v1.dk: 104.21.91.121 172.67.218.52 2606:4700:3031::ac43:da34 2606:4700:3032::6815:5b79 (AS13335) www.v1.dk: 104.21.91.121 172.67.218.52 2606:4700:3031::ac43:da34 2606:4700:3032::6815:5b79 (AS13335)
Wildcard	Yes: any name under the zone resolves
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: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

144ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2416080228
Primary NS (MNAME)	alex.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 22:06:43

Field	Value
Registrar	Simply.com A/S
Registered	2018-04-19
Expires	2033-04-30 (2386d)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

54ms

59ms

AAAA

58ms

TXT

226ms

CAA

52ms

HTTPS

38ms

TLSA

91ms

SOA

0ms

MTA-STS

101ms

DNSSEC

144ms

SRV

101ms

Total

1373ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 21:43:13	2517ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-04 05:30:12	601ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 11:21:39	749ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-28 20:22:03 shown	1373ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 19:06:09	1081ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-23 20:13:18	1399ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-19 11:14:33	1863ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-14 09:40:54	1773ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-12 00:34:07	3025ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-28 18:55:36	1168ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-07 04:14:53	17467ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-15 18:52:59	9627ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-12 11:38:26	17414ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-18 10:21:49	2332ms	2 NS 2 A 4 MX	🔒 Secure