byplanlab.dk DNS records

🖥️ Nameservers3 records 24ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.rackhosting.com	77.247.69.212	dns1.rackhosting.com	AS31590 Rackhosting.com ApS
dns2.rackhosting.com	45.32.187.211	dns2.rackhosting.com	AS20473 The Constant Company, LLC
dns3.rackhosting.com	77.247.69.213	dns3.rackhosting.com	AS31590 Rackhosting.com ApS

🌍 A Records1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.103.129.185	900s	ddsks.dk	AS30736	Asergo Holding ApS	82.103.128.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	byplanlab-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.209.153 52.101.68.25 52.101.73.19 52.101.73.2	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr04cu00803.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 Records2 records 141ms

TXT Record
MS=ms57069797
v=spf1 ip4:77.247.71.243 ip4:93.162.123.202 ip4:77.247.73.192/26 ip4:87.116.38.59 ip4:194.126.192.100 include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.b14cms.dk include:spf.ubivox.com -all

✉️ SPF

Policy	Record (byplanlab.dk)
-all (hard fail)	v=spf1 ip4:77.247.71.243 ip4:93.162.123.202 ip4:77.247.73.192/26 ip4:87.116.38.59 ip4:194.126.192.100 include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.b14cms.dk include:spf.ubivox.com -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)

🔐 DNSSEC103ms

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	1787919232
Primary NS (MNAME)	dns1.rackhosting.com
Responsible (RNAME)	hostmaster@rackhosting.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

24ms

A

29ms

MX

31ms

AAAA

35ms

TXT

141ms

CAA

25ms

HTTPS

34ms

TLSA

319ms

SOA

0ms

MTA-STS

51ms

DNSSEC

103ms

SRV

45ms

Total

806ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 19:21:36	806ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 13:28:27	1607ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 12:54:45	2456ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 14:31:53	6336ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 14:26:10	928ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 06:44:03	3076ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 07:06:41	1009ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 18:25:38	660ms	3 NS 1 A 1 MX	🔓 Insecure	View