celus.dk DNS records

🖥️ Nameservers2 records 127ms

Nameserver	IP addresses	PTR	ASN / ISP
karl.ns.cloudflare.com	108.162.193.190 172.64.33.190 173.245.59.190 2606:4700:58::adf5:3bbe 2803:f800:50::6ca2:c1be 2a06:98c1:50::ac40:21be	karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.80.219	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.72	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 114ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	celus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::28 2a01:111:f403:ca09::c 52.101.209.153 52.101.73.12 52.101.73.155 52.101.73.28	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-am7pr05cu00204.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 109ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:50db	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:bb48	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 116ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.80.219,172.67.187.72 ech=AEX+DQBBGAAgACD/6TyNDoChX9oOn4Yg0snN6juX0nxH8qfh9RjPmPxMGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:50db,2606:4700:3036::ac43:bb48

📝 TXT Records2 records 324ms

TXT Record
MS=ms36655351
v=spf1 mx include:spf.protection.xperion.dk include:servers.mcsv.net include:spf.protection.outlook.com include:_spf.mx.cloudflare.net -all

✉️ SPF

Policy	Record (celus.dk)
-all (hard fail)	v=spf1 mx include:spf.protection.xperion.dk include:servers.mcsv.net include:spf.protection.outlook.com include:_spf.mx.cloudflare.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

🔗 TLSA / DANE

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

🔐 DNSSEC268ms

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

🏷️ SOA0ms

Field	Value
Serial	2413490253
Primary NS (MNAME)	karl.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

127ms

A

122ms

MX

114ms

AAAA

109ms

TXT

324ms

CAA

86ms

HTTPS

116ms

TLSA

841ms

SOA

0ms

MTA-STS

144ms

DNSSEC

268ms

SRV

154ms

Total

2011ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 09:13:12	2011ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-28 15:00:43	934ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-05 20:16:56	1905ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-15 18:01:08	10360ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-30 20:57:48	1577ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-25 17:35:29	919ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-23 00:19:14	1191ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 12:45:35	981ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 20:31:06	25659ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 20:10:35	2524ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 20:05:37	506ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 20:00:46	1913ms	2 NS 2 A 1 MX	🔒 Secure	View