systemgruppen.dk DNS records

🖥️ Nameservers6 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns10.dnsadmin.dk	208.94.148.4 2600:1800:10::1	ns10.dnsmadeeasy.com ns10.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns11.dns-admin.dk	208.80.124.4 2600:1801:11::1	ns11.dnsmadeeasy.com ns11.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns12.dnsadmin.dk	208.80.126.4 2600:1802:12::1	ns12.dnsmadeeasy.com ns12.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns13.dns-admin.dk	208.80.125.4 2600:1801:13::1	ns13.dnsmadeeasy.com ns13.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns14.dnsadmin.dk	208.80.127.4 2600:1802:14::1	ns14.dnsmadeeasy.com ns14.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns15.dns-admin.dk	208.94.149.4 2600:1800:15::1	ns15.dnsmadeeasy.com ns15.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC

🌍 A Records1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.106	3600s	prolinux5.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records4 records 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	dk.mx1.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	900s	dk.mx2.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.
30	900s	dk.mx3.mailanyone.net	192.162.219.255 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
40	900s	dk.mx4.mx25.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, 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 137ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records7 records 272ms

TXT Record
_globalsign-domain-verification=0AMaKYEiAQWgn01rMKZMs1owS_77EId3fA55I-UrOe
_globalsign-domain-verification=7sAQTz55Oqg6cdg5q-WWI8g0wXkn9IC74bkHO49tsC
google-site-verification=AMk1TFtFMpGZgwenR--sdf2xxBFqM3CjitfNTOIkaak
MS=ms40724719
MS=ms54093480
v=spf1 a a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spfrerouting.xink.io -all
vpe=596ff814

✉️ SPF

Policy	Record (systemgruppen.dk)
-all (hard fail)	v=spf1 a a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spfrerouting.xink.io -all

📨 DMARC

Policy	Record (_dmarc.systemgruppen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:60103bc4cb787@dmarc.centerasecurity.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 / DANE8 records 109ms

Service / Owner	Type	Cert association
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…

🔐 DNSSEC97ms

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

🏷️ SOA0ms

Field	Value
Serial	2009010176
Primary NS (MNAME)	ns20.digicertdns.com
Responsible (RNAME)	dns@digicertdns.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

28ms

MX

118ms

AAAA

34ms

TXT

272ms

CAA

29ms

HTTPS

28ms

TLSA

109ms

SOA

0ms

MTA-STS

49ms

DNSSEC

97ms

SRV

137ms

Total

930ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 03:44:31	930ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-28 06:00:11	930ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 10:21:17	1424ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-21 19:08:45	1837ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-20 18:51:14	3242ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-19 09:28:09	10280ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-18 09:22:54	3721ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-15 10:03:53	1484ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-14 01:21:23	8448ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-08-09 15:43:56	17769ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-27 05:34:59	10405ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-20 17:02:27	2939ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-19 09:31:15	4109ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-18 04:59:52	5310ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-16 17:23:57	3248ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 10:19:09	3083ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 05:51:57	1250ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 00:58:15	1349ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 16:00:51	1529ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-21 16:24:52	687ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 11:25:40	7327ms	6 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 11:20:11	1453ms	6 NS 1 A 4 MX	🔒 Secure	View