cjc.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
dolly.ns.cloudflare.com	108.162.192.98 172.64.32.98 173.245.58.98 2606:4700:50::adf5:3a62 2803:f800:50::6ca2:c062 2a06:98c1:50::ac40:2062	dolly.ns.cloudflare.com dolly.ns.cloudflare.com dolly.ns.cloudflare.com dolly.ns.cloudflare.com dolly.ns.cloudflare.com dolly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
doug.ns.cloudflare.com	108.162.193.159 172.64.33.159 173.245.59.159 2606:4700:58::adf5:3b9f 2803:f800:50::6ca2:c19f 2a06:98c1:50::ac40:219f	doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records3 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.0.220	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.1.220	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.73.123	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	900s	cjc-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 52.101.209.153 52.101.68.0 52.101.68.3 52.101.73.155	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr02cu00203.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)3 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:1dc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:dc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:497b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.0.220,104.26.1.220,172.67.73.123 ipv6hint=2606:4700:20::681a:dc,2606:4700:20::681a:1dc,2606:4700:20::ac43:497b

🔌 SRV Records2 records 79ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.cjc.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records10 records 175ms

TXT Record
\"MS=ms68935799
912af30bc28aa0e6eb6b39ee23db17355f1783bc955ef91823
apple-domain-verification=6zK8G11o2lv4V6NW
d365mktkey=X6un5GxxPx70IwrvrxkgGPHoor1RXuCbOn6BLrzm5fEx
google-site-verification=_SfUFse1W_XUe3gVTbSfs-qc-Naett4PBVbb7BhZJpI
google-site-verification=VzpjY6_VXVp6tyAK9CFv6ulK1qQYNXKxIzX0xnC5lOE
MS=ms68935799
msfpkey=5kiqbu4bzsl0ckigec9ukw0g6
t36c8w5nj56gdpvjxq7qrd9yxlsmdfhz
v=spf1 ip4:87.54.29.239 ip4:87.54.29.222 ip4:212.53.209.141 ip4:154.14.40.86 include:spf.protection.outlook.com include:spf.mailanyone.net include:spf.mandrillapp.com include:mail.zendesk.com -all

✉️ SPF

Policy	Record (cjc.dk)
-all (hard fail)	v=spf1 ip4:87.54.29.239 ip4:87.54.29.222 ip4:212.53.209.141 ip4:154.14.40.86 include:spf.protection.outlook.com include:spf.mailanyone.net include:spf.mandrillapp.com include:mail.zendesk.com -all

📨 DMARC

Policy	Record (_dmarc.cjc.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@cjc.dk;ruf=mailto:dmarc@cjc.dk;

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.cjc.dk	3bd-zfaU8V2digj661cHrlWMEeSHJmJzu2b9t3fISTo

🔗 TLSA / DANE

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

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	2413268342
Primary NS (MNAME)	dolly.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

36ms

A

34ms

MX

32ms

AAAA

29ms

TXT

175ms

CAA

33ms

HTTPS

37ms

TLSA

186ms

SOA

0ms

MTA-STS

50ms

DNSSEC

104ms

SRV

79ms

Total

891ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:58:37	891ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-26 02:39:54	2170ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-20 11:14:15	9335ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-14 06:57:20	9352ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-03 04:02:14	9322ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-30 23:14:27	1373ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-27 10:04:32	1521ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-18 15:54:34	25932ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-10 10:43:52	2545ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-27 01:21:31	1422ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-20 07:05:47	940ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 22:42:57	65535ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 21:21:07	2208ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 21:02:58	4521ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-16 21:01:04	939ms	2 NS 3 A 1 MX	🔒 Secure	View