grundtvigs.dk

📜 Historical scan 2026-07-01 23:45:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grundtvigs.dk is a .dk domain served by 2 nameservers (clint.ns.cloudflare.com, lola.ns.cloudflare.com). It was registered on 15 September 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.32.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by grundtvigs-dk.mail.protection.outlook.com. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
clint.ns.cloudflare.com	108.162.193.90 172.64.33.90 173.245.59.90 2606:4700:58::adf5:3b5a 2803:f800:50::6ca2:c15a 2a06:98c1:50::ac40:215a	clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lola.ns.cloudflare.com	108.162.192.132 172.64.32.132 173.245.58.132 2606:4700:50::adf5:3a84 2803:f800:50::6ca2:c084 2a06:98c1:50::ac40:2084	lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.32.42	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.182.203	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	grundtvigs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::4 2a01:111:f403:ca09::9 52.101.68.15 52.101.68.25 52.101.73.22 52.101.73.6	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.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	172.67.182.203
🔶 Autoconfig	172.67.182.203

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b6cb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:202a	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=104.21.32.42,172.67.182.203 ech=AEX+DQBBFgAgACCqLV43FeUeqOjID2Vs0XGeDKt8eTBcGZ/6g0ITmkfYewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b6cb,2606:4700:3034::6815:202a

📝 TXT Records#

4 records 179ms

TXT Record
brevo-code:8cc18f9b1844f360ba7016da8d0288bf
google-site-verification=lQ9_v3lfOpjCVuTCYq1nl7KjNcPHGIRys7_14WdIHRU
MS=ms65726521
v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (grundtvigs.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.grundtvigs.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 2026-10-14 00:30:43

www	104.21.32.42 172.67.182.203 2606:4700:3030::ac43:b6cb 2606:4700:3034::6815:202a (AS13335) (address records, no CNAME)
www vs bare domain	Same network grundtvigs.dk: 104.21.32.42 172.67.182.203 2606:4700:3030::ac43:b6cb 2606:4700:3034::6815:202a (AS13335) www.grundtvigs.dk: 104.21.32.42 172.67.182.203 2606:4700:3030::ac43:b6cb 2606:4700:3034::6815:202a (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-grundtvigs-dk._domainkey.grundtvigshs.onmicrosoft.com	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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

134ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2404975671
Primary NS (MNAME)	clint.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-24 08:00:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-09-15
Expires	2027-09-30 (339d)

🔗 Same registrant#

1 domain

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
grundtvigselever.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

50ms

44ms

AAAA

47ms

TXT

179ms

CAA

43ms

HTTPS

38ms

TLSA

213ms

SOA

49ms

MTA-STS

62ms

DNSSEC

134ms

SRV

65ms

Total

1214ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 00:30:43	2598ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 19:05:27	1896ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 16:54:47	1072ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 13:46:17	3174ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 13:20:45	17914ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 08:04:36	2623ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 23:45:26 shown	1214ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 09:20:32	2340ms	2 NS 2 A 1 MX	🔓 Insecure