christianc.dk

📜 Historical scan 2026-08-14 01:32:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

christianc.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.55.231.50 is hosted by Microsoft Corporation (AS8075) in United States. Mail is handled by christianc-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.55.231.50	86400s	—	AS8075	Microsoft Corporation	157.55.0.0/16	🇺🇸 United States	Addison

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	christianc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 52.101.68.12 52.101.68.18 52.101.68.36 52.101.73.2	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.98.16.63

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 119ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 328ms

TXT Record
MS=ms21971522
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.christianc.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@kedde.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 00:44:22

www CNAME	prodnet12.sharepointonline.com (all on sharepointonline.com) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.christianc.dk
www vs bare domain	www does not resolve christianc.dk: 157.55.231.50 (AS8075) www.christianc.dk: no address (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-christianc-dk._domainkey.christianc.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-christianc-dk._domainkey.christianc.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

146ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

69ms

63ms

69ms

AAAA

53ms

TXT

328ms

CAA

45ms

HTTPS

71ms

TLSA

152ms

SOA

0ms

MTA-STS

76ms

DNSSEC

146ms

SRV

119ms

Total

1209ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 00:44:22	2123ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 08:35:24	745ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 22:40:51	1358ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 08:11:49	1347ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 01:32:57 shown	1209ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 15:48:29	9027ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 05:24:51	5080ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 04:22:43	869ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:41:09	816ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:40:46	476ms	2 NS 1 A 1 MX	🔒 Secure