groenborg.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
drew.ns.cloudflare.com	108.162.193.160 172.64.33.160 173.245.59.160 2606:4700:58::adf5:3ba0 2803:f800:50::6ca2:c1a0 2a06:98c1:50::ac40:21a0	drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raquel.ns.cloudflare.com	108.162.194.210 162.159.38.210 172.64.34.210 2606:4700:50::a29f:26d2 2803:f800:50::6ca2:c2d2 2a06:98c1:50::ac40:22d2	raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	groenborg-dk.l-v1.mx.microsoft	2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::7 2a01:111:f403:ca48::8 52.101.209.153 52.101.73.1 52.101.73.123 52.101.73.126	mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 129ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.groenborg.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@groenborg.dk; fo=1

📬 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 / DANE4 records 81ms

Service / Owner	Type	Cert association
SMTP _25._tcp.groenborg-dk.l-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.groenborg-dk.l-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.groenborg-dk.l-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.groenborg-dk.l-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC96ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413606129
Primary NS (MNAME)	drew.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

36ms

A

24ms

MX

26ms

AAAA

31ms

TXT

129ms

CAA

30ms

HTTPS

25ms

TLSA

81ms

SOA

0ms

MTA-STS

41ms

DNSSEC

96ms

SRV

50ms

Total

610ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 05:29:49	610ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-29 01:47:46	1226ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-26 23:25:29	713ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-12 21:30:44	1485ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-19 15:40:11	1506ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-03 14:18:32	862ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-25 21:05:07	861ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 13:02:01	1002ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 10:46:18	1042ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 10:39:47	1175ms	2 NS 0 A 1 MX	🔒 Secure	View