shefu.dk

📜 Historical scan 2026-10-03 23:30:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

shefu.dk is a .dk domain served by 2 nameservers (hank.ns.cloudflare.com, pam.ns.cloudflare.com). It was registered on 7 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.172 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route2.mx.cloudflare.net and 1 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
hank.ns.cloudflare.com	108.162.193.116 172.64.33.116 173.245.59.116 2606:4700:58::adf5:3b74 2803:f800:50::6ca2:c174 2a06:98c1:50::ac40:2174	hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pam.ns.cloudflare.com	108.162.192.138 172.64.32.138 173.245.58.138 2606:4700:50::adf5:3a8a 2803:f800:50::6ca2:c08a 2a06:98c1:50::ac40:208a	pam.ns.cloudflare.com pam.ns.cloudflare.com pam.ns.cloudflare.com pam.ns.cloudflare.com pam.ns.cloudflare.com pam.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.172	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
2	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
49	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
89	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:4ac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:844b	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=104.21.4.172,172.67.132.75 ech=AEX+DQBBxgAgACCpfY42aKPSU/Ze6KdtiPz0kQI3zTq96v26cYYAt/UEAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:4ac,2606:4700:3037::ac43:844b

📝 TXT Records#

3 records 200ms

TXT Record
brevo-code:7e972e9c61b42e37d0c0b0b4f1f06669
google-site-verification=oJ7d6MoDVGWjzRJBGMZHZX5KpFLZ4lRdYljPmgHugIg
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (shefu.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

Policy	Record (_dmarc.shefu.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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 2026-10-21 02:45:05

www	104.21.4.172 172.67.132.75 2606:4700:3036::6815:4ac 2606:4700:3037::ac43:844b (AS13335) (address records, no CNAME)
www vs bare domain	Same network shefu.dk: 104.21.4.172 172.67.132.75 2606:4700:3036::6815:4ac 2606:4700:3037::ac43:844b (AS13335) www.shefu.dk: 104.21.4.172 172.67.132.75 2606:4700:3036::6815:4ac 2606:4700:3037::ac43:844b (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.shefu.dk	woocommerce-1085056-3795317.cloudwaysapps.com
TXT	woocommerce-1085056-3795317.cloudwaysapps.com	PmyDoj0lCv3lItq8SJjNHbHXLHdsWcz5_l-Z5ei-goY
TXT	woocommerce-1085056-3795317.cloudwaysapps.com	R-Vhw--qNFPF1bKkBhqVGrY1rHcdVyiEQhEH7hgR3Fc

🔗 TLSA / DANE#

9 records 63ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

67ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2415335090
Primary NS (MNAME)	hank.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 03:14:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-01-07
Expires	2027-01-31 (98d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

34ms

40ms

AAAA

48ms

TXT

200ms

CAA

28ms

HTTPS

36ms

TLSA

63ms

SOA

44ms

MTA-STS

61ms

DNSSEC

67ms

SRV

62ms

Total

728ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 02:45:05	951ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-03 23:30:46 shown	728ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 21:53:13	1042ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-03 21:55:23	1004ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 02:21:00	1261ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-22 14:16:17	13527ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-21 16:27:34	1511ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-08 18:05:15	1492ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 16:06:06	1304ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-18 05:20:43	1694ms	2 NS 2 A 3 MX	🔓 Insecure