atb-byg.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
alan.ns.cloudflare.com	108.162.193.57 172.64.33.57 173.245.59.57 2606:4700:58::adf5:3b39 2803:f800:50::6ca2:c139 2a06:98c1:50::ac40:2139	alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
meadow.ns.cloudflare.com	108.162.194.51 162.159.38.51 172.64.34.51 2606:4700:50::a29f:2633 2803:f800:50::6ca2:c233 2a06:98c1:50::ac40:2233	meadow.ns.cloudflare.com meadow.ns.cloudflare.com meadow.ns.cloudflare.com meadow.ns.cloudflare.com meadow.ns.cloudflare.com meadow.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.127	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.36	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.47.127
🔶 Autoconfig	104.21.47.127

🔷 AAAA Records (IPv6)2 records 71ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2f7f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:ab24	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.127,172.67.171.36 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2f7f,2606:4700:3034::ac43:ab24

📝 TXT Records1 records 309ms

TXT Record
google-site-verification=96i8t7oz2N2ccaQY2UZhNpKQAzB63V843eDkO3xHxgI

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC101ms

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	2412631335
Primary NS (MNAME)	alan.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

44ms

A

48ms

MX

40ms

AAAA

71ms

TXT

309ms

CAA

53ms

HTTPS

53ms

TLSA

82ms

SOA

0ms

MTA-STS

81ms

DNSSEC

101ms

SRV

460ms

Total

965ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:26:36	965ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 14:16:39	5368ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-09 23:28:52	2520ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-06 16:45:20	930ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-14 16:56:57	920ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-02 10:05:42	2075ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 21:25:17	894ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 23:21:29	912ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 00:08:08	1231ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 14:44:38	808ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 13:47:25	372ms	2 NS 2 A 0 MX	🔓 Insecure	View