klarcalc.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
elma.ns.cloudflare.com	108.162.192.154 172.64.32.154 173.245.58.154 2606:4700:50::adf5:3a9a 2803:f800:50::6ca2:c09a 2a06:98c1:50::ac40:209a	elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com elma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lennox.ns.cloudflare.com	108.162.195.214 162.159.44.214 172.64.35.214 2606:4700:58::a29f:2cd6 2803:f800:50::6ca2:c3d6 2a06:98c1:50::ac40:23d6	lennox.ns.cloudflare.com lennox.ns.cloudflare.com lennox.ns.cloudflare.com lennox.ns.cloudflare.com lennox.ns.cloudflare.com lennox.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.10.150	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.163.156	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	klarcalc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca04::c 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.18 52.101.73.22 52.101.73.24	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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	172.67.163.156

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:a96	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:a39c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.10.150,172.67.163.156 ech=AEX+DQBBMgAgACAyKj91O2q6RdL0qFlcWTlYaj3BJo8nhoftP0Z2uI4/YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:a96,2606:4700:3031::ac43:a39c

📝 TXT Records2 records 146ms

TXT Record
MS=ms72939522
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔐 DNSSEC94ms

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	2413149067
Primary NS (MNAME)	elma.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

52ms

A

35ms

MX

76ms

AAAA

33ms

TXT

146ms

CAA

65ms

HTTPS

56ms

TLSA

338ms

SOA

0ms

MTA-STS

81ms

DNSSEC

94ms

SRV

95ms

Total

1335ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:41:53	1335ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 11:37:29	1834ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-09 17:53:52	1753ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-07 10:42:05	3692ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-27 10:24:39	2054ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-16 09:40:57	9932ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 12:12:58	1060ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 19:31:22	1063ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 03:12:56	1098ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 08:46:54	1136ms	2 NS 2 A 1 MX	🔓 Insecure	View