tabularasa.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
bailey.ns.cloudflare.com	108.162.194.41 162.159.38.41 172.64.34.41 2606:4700:50::a29f:2629 2803:f800:50::6ca2:c229 2a06:98c1:50::ac40:2229	bailey.ns.cloudflare.com bailey.ns.cloudflare.com bailey.ns.cloudflare.com bailey.ns.cloudflare.com bailey.ns.cloudflare.com bailey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sean.ns.cloudflare.com	108.162.193.231 172.64.33.231 173.245.59.231 2606:4700:58::adf5:3be7 2803:f800:50::6ca2:c1e7 2a06:98c1:50::ac40:21e7	sean.ns.cloudflare.com sean.ns.cloudflare.com sean.ns.cloudflare.com sean.ns.cloudflare.com sean.ns.cloudflare.com sean.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.150	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.179.190	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tabularasa-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::c 2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 52.101.68.16 52.101.68.36 52.101.73.16 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔷 AAAA Records (IPv6)2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3b96	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:b3be	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.150,172.67.179.190 ech=AEX+DQBBOQAgACDReRiOW+HwoQUTXzsusmUib7wRjR/raK7KozQJ3xIlTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b96,2606:4700:3034::ac43:b3be

🔌 SRV Records1 records 85ms

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

📝 TXT Records3 records 228ms

TXT Record
MS=ms62697970
openai-domain-verification=dv-U5Y9R1Le7K2E2ouXgUHSadqH
v=spf1 include:spf.protection.outlook.com include:n2itspf.smtp.com include:sendgrid.net -all

✉️ SPF

Policy	Record (tabularasa.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:n2itspf.smtp.com include:sendgrid.net -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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.tabularasa.dk	85gKkYtmk72XUtFmZ7orALDbwpKHmkpgxrpYjFcjO6w
TXT	_acme-challenge.tabularasa.dk	8JLj4KtKqF8k3MsO-roOMns1MxyabdwP9yPIUWTTzLQ

🔗 TLSA / DANE

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

🔐 DNSSEC91ms

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	2412851276
Primary NS (MNAME)	bailey.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

45ms

A

61ms

MX

47ms

AAAA

37ms

TXT

228ms

CAA

53ms

HTTPS

39ms

TLSA

640ms

SOA

0ms

MTA-STS

72ms

DNSSEC

91ms

SRV

85ms

Total

1404ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:55:53	1404ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 22:44:21	1609ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 09:18:14	1589ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 08:02:20	2331ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-18 00:30:40	3490ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-16 19:44:42	2161ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 03:35:16	1076ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 09:49:06	4801ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 13:46:23	3359ms	2 NS 2 A 1 MX	🔓 Insecure	View