closeby.dk DNS records

🖥️ Nameservers2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.37	3600s	splash.zitcom.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	closeby-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca04::f 52.101.68.10 52.101.68.15 52.101.73.16 52.101.73.26	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.98.154.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 71ms

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

📝 TXT Records2 records 142ms

TXT Record
MS=ms74221096
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (closeby.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

🔗 TLSA / DANE

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

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2025090801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

54ms

A

48ms

MX

37ms

AAAA

39ms

TXT

142ms

CAA

40ms

HTTPS

49ms

TLSA

366ms

SOA

0ms

MTA-STS

59ms

DNSSEC

107ms

SRV

71ms

Total

952ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 15:09:47	952ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 23:43:46	683ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 17:28:56	770ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 12:33:05	3232ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 03:42:14	5143ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 20:54:10	1164ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 21:21:01	550ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:20:59	825ms	2 NS 1 A 1 MX	🔒 Secure	View