lerbaek.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.165.249.17	43200s	0x5da5f911.static.cust.fastspeed.dk	AS3292	TDC Holding A/S	93.165.128.0/17	🇩🇰 Denmark	Aarhus

📧 MX Records2 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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	3600s	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 Records3 records 176ms

TXT Record
hosted-email-verify=y4mbhuih
v=spf1 include:mailgun.org include:_custspf.one.com ~all
zoho-verification=zb15415292.zmverify.zoho.eu

✉️ SPF

Policy	Record (lerbaek.dk)
~all (soft fail)	v=spf1 include:mailgun.org include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.lerbaek.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:admin@lerbaek.dk; pct=100

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records1 records 139ms

Flags	Tag	Value
0	issue	letsencrypt.org

🔗 TLSA / DANE

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

🔐 DNSSEC106ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

48ms

MX

48ms

AAAA

53ms

TXT

176ms

CAA

139ms

HTTPS

65ms

TLSA

78ms

SOA

0ms

MTA-STS

65ms

DNSSEC

106ms

SRV

65ms

Total

1963ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 00:25:59	1963ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 00:20:59	3037ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 20:22:39	7252ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-15 11:01:25	3243ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 17:12:18	1965ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 01:19:23	916ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 15:33:32	639ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 18:00:48	1688ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 15:06:36	1148ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:48:46	706ms	2 NS 1 A 2 MX	⚠️ Bogus	View
2026-06-19 17:54:10	2776ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 07:24:27	944ms	2 NS 1 A 2 MX	🔒 Secure	View