2b.dk DNS records

🖥️ Nameservers2 records 71ms

Nameserver	IP addresses	PTR	ASN / ISP
khalid.ns.cloudflare.com	108.162.195.53 162.159.44.53 172.64.35.53 2606:4700:58::a29f:2c35 2803:f800:50::6ca2:c335 2a06:98c1:50::ac40:2335	khalid.ns.cloudflare.com khalid.ns.cloudflare.com khalid.ns.cloudflare.com khalid.ns.cloudflare.com khalid.ns.cloudflare.com khalid.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
luciana.ns.cloudflare.com	108.162.194.131 162.159.38.131 172.64.34.131 2606:4700:50::a29f:2683 2803:f800:50::6ca2:c283 2a06:98c1:50::ac40:2283	luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 2045ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.218.176.108	298s	85-218-176-108.norlyscustomer.net	AS39642	Sinal A/S	85.218.128.0/17	🇩🇰 Denmark	Silkeborg

📧 MX Records2 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.improvmx.com	13.37.195.136 15.236.236.160 2a05:d012:412:e201:88aa:e7b9:7a43:12d7 2a05:d012:412:e202:f36:2c1f:1a49:d38a 2a05:d012:412:e203:373a:f51a:4a85:1d25 35.181.18.45	ec2-13-37-195-136.eu-west-3.compute.amazonaws.com ec2-15-236-236-160.eu-west-3.compute.amazonaws.com — — — ec2-35-181-18-45.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	300s	mx2.improvmx.com	13.36.107.63 13.36.222.39 15.236.61.92 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 2a05:d012:412:e202:e81e:cc44:3b53:8a3d 2a05:d012:412:e203:7e33:3d9c:28d7:ee20	ec2-13-36-107-63.eu-west-3.compute.amazonaws.com ec2-13-36-222-39.eu-west-3.compute.amazonaws.com ec2-15-236-61-92.eu-west-3.compute.amazonaws.com — — —	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 271ms

TXT Record
v=spf1 include:spf.improvmx.com ~all

✉️ SPF

Policy	Record (2b.dk)
~all (soft fail)	v=spf1 include:spf.improvmx.com ~all

📨 DMARC

Policy	Record (_dmarc.2b.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:20e3bc8afcb24c92930df7a3ddb3ef4a@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC88ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2412774252
Primary NS (MNAME)	khalid.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

71ms

A

2045ms

MX

63ms

AAAA

65ms

TXT

271ms

CAA

55ms

HTTPS

42ms

TLSA

114ms

SOA

0ms

MTA-STS

75ms

DNSSEC

88ms

SRV

98ms

Total

3679ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:19:57	3679ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-26 05:16:32	9728ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 22:06:02	2476ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-17 13:43:04	4909ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-09 04:11:23	1806ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-22 16:52:21	2176ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-17 12:26:43	1766ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 23:56:49	1170ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 13:39:18	1040ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 05:11:42	882ms	2 NS 1 A 2 MX	❓ Unknown	View
2026-06-22 23:17:50	2617ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 02:06:57	2878ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 12:39:22	856ms	2 NS 1 A 2 MX	🔓 Insecure	View