cofu.dk

📜 Historical scan 2026-06-16 21:41:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cofu.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 2 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

3 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	—	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 182ms

TXT Record
facebook-domain-verification=7502pmq1b23gbv2jwan0lwef09t639
google-site-verification=MnGjNfK-dH7TckSD7BMoJAh_nYEzGTBFZgCwhylhKuQ
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.cofu.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc-reports@cofu.dk

📬 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 2026-10-12 18:03:19

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network cofu.dk: 198.202.211.1 (AS209242) www.cofu.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ 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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

168ms

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

🏷️ SOA#

72ms

Field	Value
Serial	2026052000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 00:18:15

Field	Value
Registrar	Simply.com A/S
Registered	2023-04-02
Expires	2027-04-01 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

59ms

AAAA

60ms

TXT

182ms

CAA

71ms

HTTPS

73ms

TLSA

81ms

SOA

72ms

MTA-STS

62ms

DNSSEC

168ms

SRV

0ms

Total

637ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 18:03:19	2083ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 23:55:04	3947ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 23:47:17	2173ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 22:10:46	1300ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-05 19:19:29	2198ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 08:16:18	1442ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:43:14	1921ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:41:02 shown	637ms	3 NS 1 A 1 MX	🔒 Secure