sirenen.dk DNS records

🖥️ Nameservers5 records 65ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.brandshelter.com	193.227.117.9 2a04:2b00:14cc::9	ns1.brandshelter.com —	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.brandshelter.de	194.50.187.11 2a04:2b00:14dd::11	ns2.brandshelter.de ns11.j.centralnic-dns.com	AS207021 ipcom GmbH AS207021 ipcom GmbH
ns3.brandshelter.info	194.0.182.12 2a04:2b00:14ee::12	ns3.brandshelter.info ns12.k.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns4.brandshelter.net	193.227.117.10 2a04:2b00:14cc::10	ns4.brandshelter.net ns10.i.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns5.brandshelter.us	194.50.187.14 2a04:2b00:14dd::14	ns5.brandshelter.us ns14.j.centralnic-dns.com	AS207021 ipcom GmbH AS207021 ipcom GmbH

🌍 A Records1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.158.216.235	300s	235-216-158-51.instances.scw.cloud	AS12876	Scaleway SAS	51.158.0.0/15	🇳🇱 The Netherlands	Haarlem

📧 MX Records4 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
55	300s	mailproxy.mil.dk	152.115.47.71 152.115.47.72	mail-proxy1.mil.dk mail-proxy2.mil.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
100	300s	post.mil.dk	152.115.47.77	post.mil.dk	AS31027 GlobalConnect A/S
400	300s	mail-proxy1.mil.dk	152.115.47.71	mail-proxy1.mil.dk	AS31027 GlobalConnect A/S
402	300s	mail-proxy2.mil.dk	152.115.47.72	mail-proxy2.mil.dk	AS31027 GlobalConnect A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 405ms

TXT Record
_globalsign-domain-verification=ieoShwuatpQkySrEP_0m7mR3IeBCpS4_vpnAFJZWpU
v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc-rua-sirenen@sirenen.dk; adkim=r; aspf=r;
v=spf1 mx include:mil.dk -all

✉️ SPF

Policy	Record (sirenen.dk)
-all (hard fail)	v=spf1 mx include:mil.dk -all

📨 DMARC

Policy	Record (_dmarc.sirenen.dk)
p=reject	v=DMARC1; p=reject; sp=reject;

📬 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)

🔐 DNSSEC136ms

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

🏷️ SOA0ms

Field	Value
Serial	2025114165
Primary NS (MNAME)	ns1.brandshelter.com
Responsible (RNAME)	tech@brandshelter.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

65ms

A

66ms

MX

90ms

AAAA

80ms

TXT

405ms

CAA

98ms

HTTPS

66ms

TLSA

128ms

SOA

0ms

MTA-STS

85ms

DNSSEC

136ms

SRV

95ms

Total

1419ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:23:06	1419ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 12:00:54	1720ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-08-20 09:11:12	2796ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-08-15 06:37:23	9397ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-08-07 06:07:53	1480ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-07-30 18:50:27	41569ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-07-24 00:55:25	25243ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-07-16 21:40:34	25116ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-07-10 16:38:32	3069ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-07-04 18:54:17	6114ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 04:18:22	2173ms	5 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 05:48:13	3117ms	5 NS 1 A 4 MX	🔒 Secure	View