cortzen-christensen.dk DNS records

🖥️ Nameservers2 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
carter.ns.cloudflare.com	108.162.193.80 172.64.33.80 173.245.59.80 2606:4700:58::adf5:3b50 2803:f800:50::6ca2:c150 2a06:98c1:50::ac40:2150	carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com carter.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nelci.ns.cloudflare.com	108.162.194.152 162.159.38.152 172.64.34.152 2606:4700:50::a29f:2698 2803:f800:50::6ca2:c298 2a06:98c1:50::ac40:2298	nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.192	300s	linux302.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cortzenchristensen-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::3 2a01:111:f403:ca09::6 2a01:111:f403:ca48::8 52.101.209.153 52.101.68.0 52.101.73.19 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.24
🔶 Autoconfig	93.191.156.192

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 214ms

TXT Record
MS=ms62133497
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.cortzen-christensen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:fe9fe1a12f1744a2a3ab8f03131c4aac@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2413018740
Primary NS (MNAME)	carter.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

51ms

MX

46ms

AAAA

47ms

TXT

214ms

CAA

58ms

HTTPS

49ms

TLSA

2750ms

SOA

0ms

MTA-STS

71ms

DNSSEC

78ms

SRV

93ms

Total

4201ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:37:14	4201ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 16:50:34	1296ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 15:48:51	1403ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 03:45:12	2494ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 17:01:16	9922ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 01:58:49	4411ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 06:09:26	981ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:49:35	2620ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:30:40	684ms	2 NS 1 A 1 MX	🔒 Secure	View