two-sigma.dk

📜 Historical scan 2026-06-17 22:22:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

two-sigma.dk is a .dk domain served by 3 nameservers (ns-143-a.gandi.net, ns-147-c.gandi.net, ns-188-b.gandi.net). It was registered on 30 June 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.70.184.55 is hosted by GANDI SAS (AS29169) in France. Mail is handled by spool.mail.gandi.net, fb.mail.gandi.net. The zone is not DNSSEC-signed, 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#

3 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-143-a.gandi.net	173.246.100.144 2001:4b98:aaaa::90	ns-143-a.gandi.net ns-143-a.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-147-c.gandi.net	217.70.187.148 2604:3400:aaac::94	ns-147-c.gandi.net ns-147-c.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-188-b.gandi.net	2001:4b98:aaab::bd 213.167.230.189	ns-188-b.gandi.net ns-188-b.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records#

1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.70.184.55	—	webredir.gandi.net	AS29169	GANDI SAS	217.70.184.0/23	🇫🇷 France	Paris

📧 MX Records#

2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	spool.mail.gandi.net	2001:4b98:e00::1 217.70.178.1	spool.mail.gandi.net spool.mail.gandi.net	AS29169 GANDI SAS AS29169 GANDI SAS
50	—	fb.mail.gandi.net	2001:4b98:dc4:8::215 2001:4b98:dc4:8::216 2001:4b98:dc4:8::217 217.70.178.215 217.70.178.216 217.70.178.217	spool6.mail.gandi.net spool7.mail.gandi.net spool8.mail.gandi.net spool6.mail.gandi.net spool7.mail.gandi.net spool8.mail.gandi.net	AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 277ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	1	993	mail.gandi.net

📝 TXT Records#

1 records 282ms

TXT Record
v=spf1 include:_mailcust.gandi.net ?all

✉️ SPF#

Policy	Record (two-sigma.dk)
?all (neutral)	v=spf1 include:_mailcust.gandi.net ?all

📨 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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 14:38:01

www CNAME	webredir.gandi.net (all on gandi.net) → 217.70.184.56 2001:4b98:e01::38 (AS29169)
www vs bare domain	Same network two-sigma.dk: 217.70.184.55 (AS29169) www.two-sigma.dk: 217.70.184.56 2001:4b98:e01::38 (AS29169)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

148ms

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

🏷️ SOA#

56ms

Field	Value
Serial	1781136000
Primary NS (MNAME)	ns1.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-11 20:43:32

Field	Value
Registrar	GANDI SAS
Registered	2022-06-30
Expires	2027-06-29 (253d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

57ms

59ms

AAAA

59ms

TXT

282ms

CAA

58ms

HTTPS

59ms

TLSA

174ms

SOA

56ms

MTA-STS

50ms

DNSSEC

148ms

SRV

277ms

Total

1053ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 14:38:01	2714ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-08 05:07:25	1100ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-08 03:38:56	2742ms	3 NS 1 A 2 MX	🔓 Insecure
2026-10-01 22:23:44	959ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-24 20:58:04	3817ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-17 19:11:40	3087ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-11 14:24:26	1756ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-03 16:12:42	1466ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-27 18:45:53	1401ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-27 00:38:01	1911ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-20 15:32:06	10688ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-13 02:36:52	1325ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-07 05:59:25	1303ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-01 06:39:07	1312ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-23 11:09:07	11086ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-16 13:40:26	2107ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-11 06:58:12	1121ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-03 19:45:05	1396ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-26 13:29:17	879ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-21 10:20:14	2913ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-17 22:22:52 shown	1053ms	3 NS 1 A 2 MX	🔓 Insecure