rosenberger.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jocelyn.ns.cloudflare.com	108.162.192.174 172.64.32.174 173.245.58.174 2606:4700:50::adf5:3aae 2803:f800:50::6ca2:c0ae 2a06:98c1:50::ac40:20ae	jocelyn.ns.cloudflare.com jocelyn.ns.cloudflare.com jocelyn.ns.cloudflare.com jocelyn.ns.cloudflare.com jocelyn.ns.cloudflare.com jocelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.184	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.172.30	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	rosenberger-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::24 2a01:111:f403:ca09::b 2a01:111:f403:ca48::10 52.101.103.143 52.101.68.18 52.101.68.5 52.101.73.8	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00500.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 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:37b8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:ac1e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.184,172.67.172.30 ech=AEX+DQBB9wAgACBVFHKc5/RfHd6RHANbOcDVK6xk/+TkNtp5UD7IpIy7QgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:37b8,2606:4700:3036::ac43:ac1e

📝 TXT Records2 records 223ms

TXT Record
MS=ms52661234
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.rosenberger.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:65c1f9ec492c2@dmarc-dk.centerasecurity.com;

📬 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)

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2413581998
Primary NS (MNAME)	dave.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

44ms

A

59ms

MX

46ms

AAAA

46ms

TXT

223ms

CAA

45ms

HTTPS

58ms

TLSA

199ms

SOA

0ms

MTA-STS

63ms

DNSSEC

81ms

SRV

85ms

Total

962ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 23:00:00	962ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-31 14:40:52	2527ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-27 10:25:52	1045ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-17 13:42:52	10000ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-16 10:31:45	5131ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 16:27:34	2143ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-15 22:46:16	2062ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-25 11:50:21	1402ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-23 19:09:18	987ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:55:44	797ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 13:54:06	3538ms	2 NS 2 A 1 MX	🔒 Secure	View