studenterbolaget.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
lina.ns.cloudflare.com	108.162.192.187 172.64.32.187 173.245.58.187 2606:4700:50::adf5:3abb 2803:f800:50::6ca2:c0bb 2a06:98c1:50::ac40:20bb	lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vern.ns.cloudflare.com	108.162.193.243 172.64.33.243 173.245.59.243 2606:4700:58::adf5:3bf3 2803:f800:50::6ca2:c1f3 2a06:98c1:50::ac40:21f3	vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com vern.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.22.222	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.38	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	studenterbolaget-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 2a01:111:f403:ca09::9 52.101.103.140 52.101.68.36 52.101.73.153 52.101.73.155	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 40.104.116.56

🔷 AAAA Records (IPv6)2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:16de	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:cf26	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.22.222,172.67.207.38 ech=AEX+DQBBuQAgACB9vsRVxsKcL2Mu7UmPq3EASQpYtG0h7TlezZEybwJJVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:16de,2606:4700:3036::ac43:cf26

🔌 SRV Records1 records 68ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 173ms

TXT Record
hj-ownership=nRKRm766ShUr
MS=ms98904531
v=spf1 a mx ip4:94.130.53.24 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (studenterbolaget.dk)
-all (hard fail)	v=spf1 a mx ip4:94.130.53.24 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.studenterbolaget.dk)
p=none (monitor only)	v=DMARC1;p=none;pct=100;rua=mailto:postmaster@studenterbolaget.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.studenterbolaget.dk	-7fNN4EVeZo_3svVK3p4ybVcUdCec050z-RhZubfC9k
TXT	_acme-challenge.studenterbolaget.dk	7ePGaXETE_g5zRXwsNgueSHI5f_ZHG0dL1b-tZmoyEI
TXT	_acme-challenge.studenterbolaget.dk	WilrOsMGDfd0RfENQ64EBvaC6YUGi7aeIdesVAQB4cs

🔗 TLSA / DANE

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

🔐 DNSSEC122ms

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	2413369182
Primary NS (MNAME)	lina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

28ms

MX

64ms

AAAA

34ms

TXT

173ms

CAA

34ms

HTTPS

37ms

TLSA

373ms

SOA

0ms

MTA-STS

71ms

DNSSEC

122ms

SRV

68ms

Total

988ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:35:22	988ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 03:48:45	1015ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-08 18:06:51	11065ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 18:45:29	10317ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 21:55:38	1005ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 23:12:57	1067ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 15:42:44	1627ms	2 NS 2 A 1 MX	🔓 Insecure	View