chsystem.dk DNS records

🖥️ Nameservers4 records 61ms

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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.214.208.13	3600s	13.208.214.35.bc.googleusercontent.com	AS43515	Google Ireland Limited	35.214.128.0/17	🇳🇱 The Netherlands	Groningen

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	chsystem-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.103.140 52.101.73.12 52.101.73.123 52.101.73.26	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	chsystem.dk → 35.214.208.13

🔷 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 Records8 records 234ms

TXT Record
anthropic-domain-verification-yzk8bj=DRovjvisYAnzDRFFW1OvMEfU8
apple-domain-verification=M8VrJuXgYgh6iu50
Foxit-domain-verification=d2e806f20cbe3bb94c0b41f50c6937e4
google-site-verification=Tb6ClrDYnaYlKnQ8rvupXC_N4ao6D7N4t5pqW4huiek
linkedin-site-verification=325f56a1-55b3-461e-a7a9-e0a28eefe6a6
MS=ms57616832
v=spf1 include:mail.zendesk.com include:spf.protection.outlook.com -all
Y1Rh0kejW8YRIVJeT9hFJXGpK1QP8R5zcP924IgAYQB16m1Pq5ou8fyL9WrXuvv9gAfFhXm5RH0aflVaZ5HeUQ==

✉️ SPF

Policy	Record (chsystem.dk)
-all (hard fail)	v=spf1 include:mail.zendesk.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.chsystem.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.chsystem.dk	chsystem.dk
TXT	chsystem.dk	Foxit-domain-verification=d2e806f20cbe3bb94c0b41f50c6937e4
TXT	chsystem.dk	anthropic-domain-verification-yzk8bj=DRovjvisYAnzDRFFW1OvMEfU8
TXT	chsystem.dk	apple-domain-verification=M8VrJuXgYgh6iu50
TXT	chsystem.dk	linkedin-site-verification=325f56a1-55b3-461e-a7a9-e0a28eefe6a6

🔗 TLSA / DANE

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

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2026070810
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

61ms

A

68ms

MX

64ms

AAAA

61ms

TXT

234ms

CAA

69ms

HTTPS

65ms

TLSA

320ms

SOA

0ms

MTA-STS

72ms

DNSSEC

78ms

SRV

89ms

Total

1044ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 20:04:05	1044ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:53:26	1206ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 18:33:46	1140ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 15:02:39	4141ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 08:48:16	1936ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 21:59:04	2177ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 17:43:04	25428ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 16:05:42	9876ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:20:00	1278ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 02:12:57	1611ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:28:18	2999ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 02:26:47	1225ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 20:45:23	1426ms	4 NS 1 A 1 MX	🔒 Secure	View