sbib.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ara.ns.cloudflare.com	108.162.192.67 172.64.32.67 173.245.58.67 2606:4700:50::adf5:3a43 2803:f800:50::6ca2:c043 2a06:98c1:50::ac40:2043	ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
finley.ns.cloudflare.com	108.162.195.58 162.159.44.58 172.64.35.58 2606:4700:58::a29f:2c3a 2803:f800:50::6ca2:c33a 2a06:98c1:50::ac40:233a	finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.241	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.203	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	sbib-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::6 52.101.68.8 52.101.73.12 52.101.73.15 52.101.73.16	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.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 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:d7cb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:45f1	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=104.21.69.241,172.67.215.203 ech=AEX+DQBByQAgACBxrXDHFg2Mj+CVqUSq6j+0E6cQxwDwGEmE1AyxghajegAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d7cb,2606:4700:3036::6815:45f1

📝 TXT Records2 records 197ms

TXT Record
v=DMARC1; p=quarantine; pct=100;
v=spf1 mx a ip4:188.138.30.70/32 ip4:188.138.120.152/32 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sbib.dk)
-all (hard fail)	v=spf1 mx a ip4:188.138.30.70/32 ip4:188.138.120.152/32 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)

🔐 DNSSEC67ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA30ms

Field	Value
Serial	2406185077
Primary NS (MNAME)	ara.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

31ms

MX

32ms

AAAA

47ms

TXT

197ms

CAA

31ms

HTTPS

39ms

TLSA

218ms

SOA

30ms

MTA-STS

44ms

DNSSEC

67ms

SRV

76ms

Total

1188ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 13:16:04	2705ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-24 13:10:47	3574ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 14:52:11	2249ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-01 10:02:32	1554ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 07:23:36	1188ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 01:17:41	2739ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 21:03:15	1081ms	2 NS 2 A 1 MX	🔓 Insecure	View