mtgulve.dk DNS records

🖥️ Nameservers2 records 275ms

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 237ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.199	3600s	linux14.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 250ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mtgulve-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.12 52.101.68.15 52.101.68.18 52.101.73.4	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 246ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	mail.mtgulve.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 595ms

TXT Record
MS=ms49189881
v=spf1 include:spf.protection.outlook.com ip4:95.154.23.169 ip4:20.50.89.168 -all

✉️ SPF

Policy	Record (mtgulve.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:95.154.23.169 ip4:20.50.89.168 -all

📨 DMARC

Policy	Record (_dmarc.mtgulve.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@itfe.dk; ruf=mailto:dmarc@itfe.dk; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=reject

📬 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)

🔐 DNSSEC536ms

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

🏷️ SOA236ms

Field	Value
Serial	2025100601
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

275ms

A

237ms

MX

250ms

AAAA

247ms

TXT

595ms

CAA

220ms

HTTPS

224ms

TLSA

303ms

SOA

236ms

MTA-STS

269ms

DNSSEC

536ms

SRV

246ms

Total

1715ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 23:21:12	1715ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 07:00:33	838ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 20:29:10	1462ms	2 NS 1 A 1 MX	🔒 Secure	View