polyteknik.dk DNS records

🖥️ Nameservers3 records 100ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.208.59	600s	pro02.azehosting.net	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	polyteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 52.101.68.15 52.101.68.25 52.101.73.12 52.101.73.30	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.231.248

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 329ms

TXT Record
MS=C9B6309019C21F27EA72CD3B4CD0537B068ACB39
v=spf1 ip4:87.62.97.227 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (polyteknik.dk)
-all (hard fail)	v=spf1 ip4:87.62.97.227 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.polyteknik.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; fo=1; ri=3600; rua=mailto:renem@polyteknik.dk; ruf=mailto:renem@polyteknik.dk

📬 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)

🔐 DNSSEC257ms

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	2026082120
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

100ms

A

78ms

MX

85ms

AAAA

91ms

TXT

329ms

CAA

83ms

HTTPS

100ms

TLSA

283ms

SOA

0ms

MTA-STS

152ms

DNSSEC

257ms

SRV

156ms

Total

2439ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 02:38:46	2439ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 02:36:22	1148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 00:23:40	5973ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 13:24:48	5407ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 04:19:50	1735ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 14:22:03	5123ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 13:31:57	9888ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 10:16:33	1119ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:12:33	677ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 04:52:59	1676ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 09:31:53	2607ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 12:07:54	828ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 18:29:21	777ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:30:45	2470ms	2 NS 1 A 1 MX	🔒 Secure	View