grundtvigs.dk DNS records

🖥️ Nameservers2 records 76ms

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 Records2 records 91ms

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 Records1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	grundtvigs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::2 2a01:111:f403:ca09::9 2a01:111:f403:ca48::a 52.101.68.25 52.101.68.8 52.101.73.15 52.101.73.8	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am0pr04cu00500.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 126ms

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 Records1 records 127ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.32.42,172.67.182.203 ech=AEX+DQBBtAAgACBWD1tDsBTbQglXmyZSdqAd95aQk1ur/CTll9Dy4zOWewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b6cb,2606:4700:3034::6815:202a

📝 TXT Records4 records 410ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC256ms

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

🏷️ SOA0ms

Field	Value
Serial	2413075309
Primary NS (MNAME)	clint.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

76ms

A

91ms

MX

85ms

AAAA

126ms

TXT

410ms

CAA

131ms

HTTPS

127ms

TLSA

1097ms

SOA

0ms

MTA-STS

151ms

DNSSEC

256ms

SRV

170ms

Total

3174ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 13:46:17	3174ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-24 13:20:45	17914ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-22 08:04:36	2623ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-01 23:45:26	1214ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 09:20:32	2340ms	2 NS 2 A 1 MX	🔓 Insecure	View