explorum.dk DNS records

🖥️ Nameservers4 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-37.azure-dns.com	150.171.10.37 2603:1061:0:10::25	ns1-37.azure-dns.com ns1-37.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-37.azure-dns.net	150.171.16.37 2620:1ec:8ec:10::25	ns2-37.azure-dns.net ns2-37.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-37.azure-dns.org	13.107.222.37 2a01:111:4000:10::25	ns3-37.azure-dns.org ns3-37.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-37.azure-dns.info	13.107.206.37 2620:1ec:bda:10::25	ns4-37.azure-dns.info ns4-37.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
199.36.158.100	60s	—	AS54113	Fastly, Inc.	199.36.158.0/24	🇺🇸 United States	—

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	explorum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::4 52.101.103.36 52.101.68.8 52.101.73.153 52.101.73.2	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records8 records 186ms

TXT Record
explorum.azurewebsites.net
firebase=explorum-prod-identity
google-site-verification=49ZOQe4KkyEkGpvfWNlDyne7SNMgchpfAHtiZb2bKjY
google-site-verification=z2592YTMlVazx75QMWS8_hN4Kqr9Uzhx2na9N1y4i_w
hosting-site=explorum-prod
ms-domain-verification=f7602cfa-e1c3-4304-aad8-79abf86f49ac
v=spf1 include:_spf.firebasemail.com ~all
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (explorum.dk)
~all (soft fail)	v=spf1 include:_spf.firebasemail.com ~all
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.explorum.dk)
p=none (monitor only)	v=DMARC1; p=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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.explorum.dk	YW3OEPso3NqxQ4u3alKWBsuCvy-c_SzHwpaAHy4OcUY

🔗 TLSA / DANE

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

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-37.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

60ms

MX

43ms

AAAA

46ms

TXT

186ms

CAA

44ms

HTTPS

53ms

TLSA

239ms

SOA

0ms

MTA-STS

61ms

DNSSEC

95ms

SRV

70ms

Total

871ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 06:48:31	871ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 20:26:23	765ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 00:39:08	1063ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 09:09:15	3636ms	4 NS 1 A 1 MX	🔓 Insecure	View