single.dk

📜 Historical scan 2026-09-19 15:09:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

single.dk is a .dk domain served by 2 nameservers (connie.ns.cloudflare.com, drew.ns.cloudflare.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.20.39.201 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
connie.ns.cloudflare.com	108.162.192.247 172.64.32.247 173.245.58.247 2606:4700:50::adf5:3af7 2803:f800:50::6ca2:c0f7 2a06:98c1:50::ac40:20f7	connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
drew.ns.cloudflare.com	108.162.193.160 172.64.33.160 173.245.59.160 2606:4700:58::adf5:3ba0 2803:f800:50::6ca2:c1a0 2a06:98c1:50::ac40:21a0	drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.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 2047ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.20.39.201	299s	—	AS13335	Cloudflare, Inc.	104.20.0.0/18	—	—
172.66.165.116	299s	—	AS13335	Cloudflare, Inc.	172.66.160.0/20	—	—

📧 MX Records#

5 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.250.150.27 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1a	la-in-f27.1e100.net lk-in-x1a.1e100.net lk-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.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	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:10::6814:27c9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:10::ac42:a574	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.20.39.201,172.66.165.116 ipv6hint=2606:4700:10::6814:27c9,2606:4700:10::ac42:a574

📝 TXT Records#

5 records 163ms

TXT Record
facebook-domain-verification=iha8ko36mprx8mjydhh8ka9hppo19w
google-site-verification=5tQhoffa21BdEUN8u4QhpyYhiy1K5K4n7GlLNWa9BsQ
google-site-verification=F61jQhdiG1iPRVa1hyVcgcQe2zZa-B_Fdr_CUJWWDbk
google-site-verification=WqVuJEaAIBUVO7SmaRJeY9PMAndh8BhkbgNzujO_Ma0
v=spf1 include:customeriomail.com include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.single.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:re+ozdlcshhqqt@dmarc.postmarkapp.com,mailto:single_dk@dmarc.postmastery.com; ruf=mailto:single_dk@dmarc.postmastery.com; aspf=r; fo=1;

📬 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 2026-10-17 18:05:04

www	104.20.39.201 172.66.165.116 2606:4700:10::6814:27c9 2606:4700:10::ac42:a574 (AS13335) (address records, no CNAME)
www vs bare domain	Same network single.dk: 104.20.39.201 172.66.165.116 2606:4700:10::6814:27c9 2606:4700:10::ac42:a574 (AS13335) www.single.dk: 104.20.39.201 172.66.165.116 2606:4700:10::6814:27c9 2606:4700:10::ac42:a574 (AS13335)
Wildcard	No
BIMI	v=BIMI1; l=https://d35vz4mrzuz1h1.cloudfront.net/uploads/manual/emails/logo.svg;

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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	2415177037
Primary NS (MNAME)	connie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 12:43:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-31
Expires	2028-03-31 (528d)

🔗 Same registrant#

10 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
babelhq.dk	Punktum dk A/S (direct)
dating-apps.dk	Punktum dk A/S (direct)
flygirls.dk	Punktum dk A/S (direct)
flyguys.dk	Punktum dk A/S (direct)
flypeople.dk	Punktum dk A/S (direct)
justkiss.dk	Punktum dk A/S (direct)
kontaktklub.dk	Punktum dk A/S (direct)
netdate.dk	Punktum dk A/S (direct)
scdn.dk	Punktum dk A/S (direct)
singlemail.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

2047ms

38ms

AAAA

38ms

TXT

163ms

CAA

34ms

HTTPS

35ms

TLSA

90ms

SOA

0ms

MTA-STS

64ms

DNSSEC

75ms

SRV

58ms

Total

2599ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 18:05:03	2749ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-16 16:58:03	789ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-15 16:41:29	3654ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-14 15:11:49	2602ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-13 12:25:13	3581ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-19 15:09:50 shown	2599ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-08 08:42:19	2053ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-31 02:44:30	3191ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-29 01:09:05	2182ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-27 21:08:14	1163ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-26 19:00:08	1324ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-18 23:30:54	1764ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-17 10:54:53	9362ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-16 00:05:01	4430ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-04 21:24:11	2194ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-20 22:54:58	1423ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-10 03:07:51	9314ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-08 23:48:13	2937ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-01 02:01:05	1402ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-26 17:44:03	1103ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-20 23:27:38	1699ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-19 02:59:00	3511ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-18 05:59:11	959ms	2 NS 2 A 5 MX	🔓 Insecure