krobi.dk DNS records

🖥️ Nameservers2 records 48ms

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 Records1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.46	3600s	vm1440.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
20	3600s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 65ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.jydsktagteknik.dk

📝 TXT Records2 records 143ms

TXT Record
MS=ms85452315
v=spf1 include:web.shared.mysmtp.com include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com include:exmail.jydsktagteknik.dk include:_spf.frontdata.dk include:spf.zitcom.dk include:spf.ubivox.com a:smtprelay.sikkermail.nu a:aspdeliver1.sikkermail.nu a:aspdeliver2.sikkermail.nu a:mail.hostcenter.dk ip4:77.66.124.60 ip4:89.104.197.0/24 ip4:89.104.199.0/24 ip4:89.104.219.123 -all

✉️ SPF

Policy	Record (krobi.dk)
-all (hard fail)	v=spf1 include:web.shared.mysmtp.com include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com include:exmail.jydsktagteknik.dk include:_spf.frontdata.dk include:spf.zitcom.dk include:spf.ubivox.com a:smtprelay.sikkermail.nu a:aspdeliver1.sikkermail.nu a:aspdeliver2.sikkermail.nu a:mail.hostcenter.dk ip4:77.66.124.60 ip4:89.104.197.0/24 ip4:89.104.199.0/24 ip4:89.104.219.123 -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 / DANE2 records 464ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080301
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

48ms

A

33ms

MX

31ms

AAAA

38ms

TXT

143ms

CAA

50ms

HTTPS

36ms

TLSA

464ms

SOA

0ms

MTA-STS

68ms

DNSSEC

90ms

SRV

65ms

Total

1095ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:09:31	1095ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 11:48:38	4951ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-03 05:07:58	913ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 20:49:18	704ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-02 20:26:40	2536ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 13:21:21	801ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 02:45:35	986ms	2 NS 1 A 2 MX	🔒 Secure	View