donb.dk DNS records

🖥️ Nameservers2 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
dana.ns.cloudflare.com	108.162.192.105 172.64.32.105 173.245.58.105 2606:4700:50::adf5:3a69 2803:f800:50::6ca2:c069 2a06:98c1:50::ac40:2069	dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.46.180	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.30	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 95ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	donb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca48::8 52.101.68.16 52.101.68.29 52.101.73.126 52.101.73.15	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.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 80ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:8d1e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:2eb4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 91ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.46.180,172.67.141.30 ech=AEX+DQBBRwAgACDPbTCWcV+McLVVNspbOGWAbzzTs7tbSKf0Ltkd1UPwPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:8d1e,2606:4700:3034::6815:2eb4

🔌 SRV Records1 records 195ms

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

📝 TXT Records2 records 301ms

TXT Record
MS=ms35602819
v=spf1 include:donb.dk include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (donb.dk)
~all (soft fail)	v=spf1 include:donb.dk 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)

🔐 DNSSEC225ms

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	2413688534
Primary NS (MNAME)	dana.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

73ms

A

93ms

MX

95ms

AAAA

80ms

TXT

301ms

CAA

79ms

HTTPS

91ms

TLSA

769ms

SOA

0ms

MTA-STS

126ms

DNSSEC

225ms

SRV

195ms

Total

2206ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 02:17:45	2206ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-28 12:13:49	1078ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 11:16:15	2022ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 22:15:52	2052ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-18 21:06:08	3466ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 05:31:37	4210ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-13 09:17:18	1519ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-08 14:16:57	2375ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 19:40:09	1674ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-02 18:51:49	1399ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-01 09:44:30	1455ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-26 10:07:47	1585ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-23 08:24:05	1943ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-19 05:34:46	1678ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-16 17:03:07	1348ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-13 08:26:30	1265ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-06 21:13:12	7671ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 20:44:46	7520ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-29 06:39:56	1011ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 04:58:46	1052ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 23:06:02	1417ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 07:16:32	3215ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 04:11:14	672ms	2 NS 2 A 1 MX	🔓 Insecure	View