grons.dk DNS records

🖥️ Nameservers2 records 269ms

Nameserver	IP addresses	PTR	ASN / ISP
perla.ns.cloudflare.com	108.162.194.203 162.159.38.203 172.64.34.203 2606:4700:50::a29f:26cb 2803:f800:50::6ca2:c2cb 2a06:98c1:50::ac40:22cb	perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uriah.ns.cloudflare.com	108.162.195.194 162.159.44.194 172.64.35.194 2606:4700:58::a29f:2cc2 2803:f800:50::6ca2:c3c2 2a06:98c1:50::ac40:23c2	uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 255ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.93.134	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.210.48	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 294ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	grons-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.73.12 52.101.73.28 52.101.73.6 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am6pr04cu00306.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	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)2 records 225ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:d230	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5d86	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 245ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.93.134,172.67.210.48 ech=AEX+DQBBLwAgACBHrTG9tD8rLww/9+vT/ByAcr3jcgUT5vAlFkMpWagjewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:d230,2606:4700:3035::6815:5d86

🔌 SRV Records1 records 354ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 660ms

TXT Record
MS=ms69487092
v=spf1 ip4:92.43.124.146 ip4:92.43.124.218 ip4:92.43.124.143 ip4:92.43.124.79 ip4:159.8.140.136 ip4:37.58.122.169 ip4:80.243.123.26 include:spf.protection.outlook.com include:o._spf.hostedsepo.dk -all

✉️ SPF

Policy	Record (grons.dk)
-all (hard fail)	v=spf1 ip4:92.43.124.146 ip4:92.43.124.218 ip4:92.43.124.143 ip4:92.43.124.79 ip4:159.8.140.136 ip4:37.58.122.169 ip4:80.243.123.26 include:spf.protection.outlook.com include:o._spf.hostedsepo.dk -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC470ms

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	2412704885
Primary NS (MNAME)	perla.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

269ms

A

255ms

MX

294ms

AAAA

225ms

TXT

660ms

CAA

262ms

HTTPS

245ms

TLSA

837ms

SOA

0ms

MTA-STS

342ms

DNSSEC

470ms

SRV

354ms

Total

8379ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 05:19:57	8379ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 21:07:02	2154ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 14:00:53	1862ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 17:29:43	1130ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 17:16:30	1612ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 15:54:56	1682ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 09:23:52	883ms	2 NS 2 A 1 MX	🔓 Insecure	View