5e-byg.dk DNS records

🖥️ Nameservers2 records 247ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 229ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.250.163.35	3600s	php73serv1.webhosting.dk	AS3342	Cibicom A/S	157.250.160.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 194ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	5ebyg-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::c 2a01:111:f403:ca09:: 2a01:111:f403:ca09::6 52.101.68.21 52.101.68.32 52.101.73.12 52.101.73.22	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.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

🔌 SRV Records2 records 477ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	5.103.14.218.5e-byg.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 597ms

TXT Record
MS=ms21364629
v=spf1 mx a:spamfilter.it-mark.dk a:spamfilter2.it-mark.dk include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (5e-byg.dk)
~all (soft fail)	v=spf1 mx a:spamfilter.it-mark.dk a:spamfilter2.it-mark.dk include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.5e-byg.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc@5e-byg.dk;ruf=mailto:dmarc@5e-byg.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)

🔐 DNSSEC396ms

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

🏷️ SOA184ms

Field	Value
Serial	2026030904
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

247ms

A

229ms

MX

194ms

AAAA

394ms

TXT

597ms

CAA

220ms

HTTPS

220ms

TLSA

942ms

SOA

184ms

MTA-STS

209ms

DNSSEC

396ms

SRV

477ms

Total

2350ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 23:02:05	2350ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:56:31	2647ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 07:08:31	992ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 10:08:38	978ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:45:56	924ms	2 NS 1 A 1 MX	🔒 Secure	View