biersys.dk DNS records

🖥️ Nameservers4 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.3.142.70	600s	—	AS3292	TDC Holding A/S	193.3.142.0/24	🇩🇰 Denmark	Søborg

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	21600s	mx.biersys.dk	195.215.5.87	—	AS3292 TDC Holding A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 256ms

TXT Record
v=spf1 ip4:193.3.142.70 -all

✉️ SPF

Policy	Record (biersys.dk)
-all (hard fail)	v=spf1 ip4:193.3.142.70 -all

📨 DMARC

Policy	Record (_dmarc.biersys.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; fo=1; rua=mailto:cv1zdpyr@ag.eu.dmarcian.com; ruf=mailto:cv1zdpyr@fr.eu.dmarcian.com;

📬 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)

🔐 DNSSEC113ms

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

🏷️ SOA0ms

Field	Value
Serial	2026011643
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

30ms

MX

28ms

AAAA

37ms

TXT

256ms

CAA

41ms

HTTPS

30ms

TLSA

307ms

SOA

0ms

MTA-STS

61ms

DNSSEC

113ms

SRV

77ms

Total

2092ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 07:34:45	2092ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-31 11:00:08	845ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 18:19:15	891ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 21:22:47	3059ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 06:59:31	6857ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 19:37:28	9731ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 06:12:40	11715ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 13:57:55	13734ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 00:33:55	964ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 18:10:38	903ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 08:54:50	2690ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:42:04	2009ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 15:54:28	1259ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 23:50:08	3800ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 14:29:34	1248ms	4 NS 1 A 1 MX	🔒 Secure	View