sigchi.dk

📜 Historical scan 2026-06-26 01:39:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sigchi.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 June 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.206.212 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by sigchi.interaktionsdesign.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.221.206.212	3600s	—	AS47292	Sentia Denmark A/S	91.221.206.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	sigchi.interaktionsdesign.dk	91.221.206.215	srv215.dialogical.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

1 records 48ms

Flags	Tag	Value
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 02:35:19

www CNAME	sigchi.dk (all on sigchi.dk) → 91.221.206.212 (AS47292)
www vs bare domain	Same network sigchi.dk: 91.221.206.212 (AS47292) www.sigchi.dk: 91.221.206.212 (AS47292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026062401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 22:54:42

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-06-01
Expires	2027-06-30 (256d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

39ms

37ms

AAAA

37ms

TXT

171ms

CAA

48ms

HTTPS

35ms

TLSA

199ms

SOA

27ms

MTA-STS

48ms

DNSSEC

101ms

SRV

84ms

Total

875ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:20:54	543ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 21:03:15	652ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 20:45:07	766ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 03:47:33	944ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:28:44	594ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:03:04	502ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 20:22:01	16995ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 01:39:15 shown	875ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 11:33:52	1595ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:31:00	2961ms	2 NS 1 A 1 MX	🔒 Secure