require.dk

📜 Historical scan 2026-07-21 14:37:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

require.dk is a .dk domain served by 2 nameservers (hera.ns.cloudflare.com, rex.ns.cloudflare.com). It was registered on 25 April 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.20.244.72 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by require-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
hera.ns.cloudflare.com	108.162.192.162 172.64.32.162 173.245.58.162 2606:4700:50::adf5:3aa2 2803:f800:50::6ca2:c0a2 2a06:98c1:50::ac40:20a2	hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rex.ns.cloudflare.com	108.162.195.13 162.159.44.13 172.64.35.13 2606:4700:58::a29f:2c0d 2803:f800:50::6ca2:c30d 2a06:98c1:50::ac40:230d	rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
176.20.244.72	300s	176-20-244-72-dynamic.dk.customer.tdc.net	AS3292	TDC Holding A/S	176.20.224.0/19	🇩🇰 Denmark	Fredericia

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	require-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::5 2a01:111:f403:ca04::c 2a01:111:f403:ca09::9 52.101.68.27 52.101.68.8 52.101.73.15 52.101.73.22	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	176.20.244.72

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 257ms

TXT Record
MS=ms74627106
require.dk
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (require.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.require.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email;

📬 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 2026-10-19 15:45:02

www	176.20.244.72 (AS3292) (address records, no CNAME)
www vs bare domain	Same network require.dk: 176.20.244.72 (AS3292) www.require.dk: 176.20.244.72 (AS3292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 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#

63ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410079359
Primary NS (MNAME)	hera.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 08:57:16

Field	Value
Registrar	Simply.com A/S
Registered	2024-04-25
Expires	2027-04-24 (185d)

🔗 Same registrant#

2 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
resales.dk	Simply.com A/S
supercool.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

32ms

29ms

30ms

AAAA

30ms

TXT

257ms

CAA

44ms

HTTPS

30ms

TLSA

361ms

SOA

0ms

MTA-STS

62ms

DNSSEC

63ms

SRV

64ms

Total

1648ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 15:45:01	2242ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 21:36:34	812ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 21:05:13	1028ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 19:03:40	1139ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 22:42:02	963ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 12:41:11	776ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 16:58:24	911ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-09 00:28:34	9235ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 14:37:46 shown	1648ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-19 10:21:57	3067ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-15 13:10:11	1253ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 00:49:31	801ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 20:27:14	1864ms	2 NS 1 A 1 MX	🔓 Insecure