c5-bolig.dk DNS records

🖥️ Nameservers4 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.212	3600s	212.giga-ptr.232.116.217.in-addr.arpa web12.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	c5bolig-dk0e.mail.eo.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.36 52.101.68.8 52.101.73.12 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.149.152
🔶 Autoconfig	c5-bolig.dk → 217.116.232.212

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 127ms

TXT Record
MS=ms60657026
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (c5-bolig.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.c5-bolig.dk	c5-bolig.dk

🔗 TLSA / DANE

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

🔐 DNSSEC106ms

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

🏷️ SOA41ms

Field	Value
Serial	2022021106
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

29ms

A

48ms

MX

55ms

AAAA

34ms

TXT

127ms

CAA

42ms

HTTPS

47ms

TLSA

4020ms

SOA

41ms

MTA-STS

58ms

DNSSEC

106ms

SRV

57ms

Total

4648ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 23:30:50	4648ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:49:58	4530ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:40:58	3364ms	4 NS 1 A 1 MX	🔒 Secure	View