aarhushostel.dk DNS records

🖥️ Nameservers4 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.98	600s	linux26.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	600s	aarhushostel-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.68.15 52.101.68.32 52.101.68.36 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.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 → 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 70ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	10	5061	sip.aarhushostel.dk

📝 TXT Records4 records 134ms

TXT Record
_globalsign-domain-verification=FIc8l9m_QAL1sCclJ-S0V_1bk6ExUf5cNzZfjrK9GV
facebook-domain-verification=ie1px4rms6uj4uc4tmwb0ilni9grfy
linkedin-site-verification=88a4fa55-3ce6-4217-beae-cb9adf332b3d
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF

Policy	Record (aarhushostel.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -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)

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2025100500
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

29ms

A

32ms

MX

51ms

AAAA

63ms

TXT

134ms

CAA

43ms

HTTPS

51ms

TLSA

257ms

SOA

0ms

MTA-STS

69ms

DNSSEC

81ms

SRV

70ms

Total

942ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:39:34	942ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 22:28:44	2576ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:36:59	1885ms	4 NS 1 A 1 MX	🔒 Secure	View