sivertsenas.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 102ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.229.236.31	3600s	hosting.greenwebdesign.dk	AS215686	Edelskjold Holding ApS	91.229.236.0/24	🇩🇰 Denmark	—

📧 MX Records3 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.spamexperts.com	154.59.104.23 2001:978:2:2c::137:100	fe2-r3-in.ams14.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com	AS43054 N-able Acquisition Company B.V. AS174 Cogent Communications, LLC
20	3600s	fallbackmx.spamexperts.eu	149.13.75.27 154.59.104.23 154.59.193.124 2001:978:2:2c::137:100 2001:978:2:6::f:124 2001:978:2:7::162:100	fe1-r3-in.fra02.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com fe3-r3-in.du01.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com fe3-r3-in.du01.l.antispamcloud.com fe1-r3-in.fra02.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS43054 N-able Acquisition Company B.V. AS16633 N-able Technologies, Inc. AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC
30	3600s	lastmx.spamexperts.net	149.13.75.27 154.59.104.23 2001:550:2:3::62:100 2001:550:2:61::2fc:100 2001:978:2:2c::137:100 2001:978:2:7::162:100 38.71.16.244 38.89.254.156	fe1-r3-in.fra02.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com fe2-r2-in.la10.l.antispamcloud.com — fe2-r3-in.ams14.l.antispamcloud.com fe1-r3-in.fra02.l.antispamcloud.com fe2-r2-in.la10.l.antispamcloud.com fe1-r2-in.ch03.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS43054 N-able Acquisition Company B.V. AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC AS16633 N-able Technologies, Inc. AS16633 N-able Technologies, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 89ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 218ms

TXT Record
MS=ms24730002
v=spf1 ip4:152.115.36.122 include:_spf.powerhosting.dk include:spf.antispamcloud.com include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:185.21.42.40 ip4:31.193.236.193 ip4:31.193.236.194 ip4:217.198.212.182 ip4:152.115.217.174 ip4:80.62.11.50 ip4:52.166.100.177 ~all

✉️ SPF

Policy	Record (sivertsenas.dk)
~all (soft fail)	v=spf1 ip4:152.115.36.122 include:_spf.powerhosting.dk include:spf.antispamcloud.com include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:185.21.42.40 ip4:31.193.236.193 ip4:31.193.236.194 ip4:217.198.212.182 ip4:152.115.217.174 ip4:80.62.11.50 ip4:52.166.100.177 ~all

📨 DMARC

Policy	Record (_dmarc.sivertsenas.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100

📬 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)

🔐 DNSSEC121ms

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

🏷️ SOA70ms

Field	Value
Serial	2025100702
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

102ms

MX

69ms

AAAA

69ms

TXT

218ms

CAA

69ms

HTTPS

69ms

TLSA

52ms

SOA

70ms

MTA-STS

107ms

DNSSEC

121ms

SRV

89ms

Total

687ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-21 17:06:24	687ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-19 16:34:33	735ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 13:43:44	2633ms	2 NS 1 A 3 MX	🔒 Secure	View