selektro.dk DNS records

🖥️ Nameservers2 records 8048ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nrd.dk	208.94.148.4	ns10.dnsmadeeasy.com	AS16552 Tiggee LLC
ns2.nrd.dk	208.80.124.4	ns11.dnsmadeeasy.com	AS16552 Tiggee LLC

🌍 A Records1 records 8064ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.171	3600s	prolinux3.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 8056ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	selektro-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 52.101.68.21 52.101.68.25 52.101.68.39 52.101.73.11	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 8290ms

TXT Record
MS=ms62984184
v=spf1 a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:_spf.centerasecurity.dk -all

✉️ SPF

Policy	Record (selektro.dk)
-all (hard fail)	v=spf1 a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:_spf.centerasecurity.dk -all

📨 DMARC

Policy	Record (_dmarc.selektro.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:DMARC@selektro.dk; ruf=mailto:DMARC@selektro.dk; sp=none;

📬 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)

🔐 DNSSEC8091ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA8061ms

Field	Value
Serial	2009010162
Primary NS (MNAME)	ns10.dnsmadeeasy.com
Responsible (RNAME)	dns@dnsmadeeasy.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

8048ms

A

8064ms

MX

8056ms

AAAA

83ms

TXT

8290ms

CAA

8057ms

HTTPS

8058ms

TLSA

131ms

SOA

8061ms

MTA-STS

80ms

DNSSEC

8091ms

SRV

261ms

Total

25106ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 19:07:05	25106ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-01 00:38:11	846ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 02:36:01	2436ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 06:10:41	1540ms	2 NS 1 A 1 MX	🔓 Insecure	View