gronfeldt-el.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gronfeldtel-dk02c.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::2 2a01:111:f403:ca09::3 2a01:111:f403:ca48::c 52.101.68.15 52.101.68.8 52.101.73.1 52.101.73.12	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.40
🔶 Autoconfig	34.90.140.185

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 249ms

TXT Record
ca3-845fc9859cc144fb9761c16f2820c812
ca3-d966fc092ca841248257dd87a71ac690
google-site-verification=UJ9xcnLyEkB2j90r79WZJ2Zo87y9jOpdq_XM34VKJ-Y
MS=ms56724265
v=spf1 include:spf.protection.outlook.com ip4:162.159.134.42 -all

✉️ SPF

Policy	Record (gronfeldt-el.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:162.159.134.42 -all

📨 DMARC

Policy	Record (_dmarc.gronfeldt-el.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.gronfeldt-el.dk	gronfeldt-el.dk.kinstavalidation.app

🔗 TLSA / DANE

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

🔐 DNSSEC85ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2024101801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

53ms

A

55ms

MX

42ms

AAAA

32ms

TXT

249ms

CAA

61ms

HTTPS

55ms

TLSA

238ms

SOA

0ms

MTA-STS

51ms

DNSSEC

85ms

SRV

58ms

Total

924ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 20:33:33	924ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 00:21:59	25185ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 21:53:42	17082ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 22:43:03	1228ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:46:51	694ms	2 NS 1 A 1 MX	🔒 Secure	View