bylineolsen.dk DNS records

🖥️ Nameservers2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
dell.ns.cloudflare.com	108.162.192.94 172.64.32.94 173.245.58.94 2606:4700:50::adf5:3a5e 2803:f800:50::6ca2:c05e 2a06:98c1:50::ac40:205e	dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ned.ns.cloudflare.com	108.162.193.210 172.64.33.210 173.245.59.210 2606:4700:58::adf5:3bd2 2803:f800:50::6ca2:c1d2 2a06:98c1:50::ac40:21d2	ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 24ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.62.98.10	300s	0x573e620a.static.cust.fastspeed.dk	AS3292	TDC Holding A/S	87.62.0.0/15	🇩🇰 Denmark	Fredericia

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.bylineolsen.dk	8711403f-9b7c-4197-b017-4b62add19ab5.auth.acme-dns.io
TXT	8711403f-9b7c-4197-b017-4b62add19ab5.auth.acme-dns.io	Tu7kTUsF_4OxudYgbEvbjskRqzUphWeJnjVmwUUPUKg
TXT	8711403f-9b7c-4197-b017-4b62add19ab5.auth.acme-dns.io	nrfGbVlxpC4xDu4SuCMavC6KviDuL5wTnHrUm9KozJE

🔗 TLSA / DANE

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

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2413493968
Primary NS (MNAME)	dell.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

29ms

A

24ms

MX

28ms

AAAA

32ms

TXT

383ms

CAA

32ms

HTTPS

29ms

TLSA

94ms

SOA

0ms

MTA-STS

46ms

DNSSEC

95ms

SRV

56ms

Total

709ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 21:55:14	709ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 13:28:44	801ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 05:29:25	1000ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-19 05:12:32	842ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-16 16:05:58	839ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-14 02:10:39	1034ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-25 23:05:07	803ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-24 07:45:10	1723ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-19 10:01:19	1959ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-16 18:27:12	420ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-06-16 18:21:03	554ms	2 NS 1 A 0 MX	🔒 Secure	View