sigma.dk DNS records

🖥️ Nameservers5 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	ns1.gigahost.dk	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 191ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	172.253.130.27 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 64.233.164.26 64.233.164.27 64.233.165.26 64.233.165.27	yulppbn-in-f27.1e100.net lf-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-f27.1e100.net lf-in-x1b.1e100.net lg-in-f26.1e100.net lg-in-x1a.1e100.net lg-in-x1b.1e100.net lg-in-f27.1e100.net lf-in-f26.1e100.net lf-in-f27.1e100.net lg-in-f26.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	sigma.dk → 46.183.138.100
🔶 Autoconfig	sigma.dk → 46.183.138.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 202ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records4 records 328ms

TXT Record
google-site-verification=2_l32IHTWFbuP7z1FVybre-Y6qlgdXhLqKZqvBrUVFw
google-site-verification=HcLHUeLaskIgBlkvSUVrGQ4Txs1jqbz72skyKBMDr1E
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk include:_spf.google.com -all

✉️ SPF

Policy	Record (sigma.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk include:_spf.google.com -all

📨 DMARC

Policy	Record (_dmarc.sigma.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:nrj@sigma.dk;

📬 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.sigma.dk	sigma.dk

🔗 TLSA / DANE

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

🔐 DNSSEC83ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@sigma.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

43ms

MX

191ms

AAAA

48ms

TXT

328ms

CAA

57ms

HTTPS

49ms

TLSA

52ms

SOA

0ms

MTA-STS

83ms

DNSSEC

83ms

SRV

202ms

Total

1087ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:55:35	1087ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 17:58:11	925ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 18:37:49	3937ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 20:38:33	1553ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 02:15:28	1960ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-30 20:28:27	10203ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 03:55:17	1605ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 03:59:02	9143ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-11 12:11:38	1763ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 21:35:57	13141ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-01 21:39:20	1021ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 17:16:48	539ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 13:37:48	1114ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 22:15:35	1380ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:11:55	3210ms	5 NS 1 A 1 MX	🔓 Insecure	View