criteo.dk DNS records

🖥️ Nameservers3 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1-b.gandi.net	2001:4b98:aaab::2 213.167.230.2	ns-1-b.gandi.net ns-1-b.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-123-c.gandi.net	217.70.187.124 2604:3400:aaac::7c	ns-123-c.gandi.net ns-123-c.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
ns-65-a.gandi.net	173.246.100.66 2001:4b98:aaaa::42	ns-65-a.gandi.net ns-65-a.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.70.184.38	10800s	webredir.vip.gandi.net	AS29169	GANDI SAS	217.70.184.0/23	🇫🇷 France	Paris

📧 MX Records2 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	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	10800s	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

📝 TXT Records1 records 173ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (criteo.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.criteo.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:iit.ops.notifications.atp-dmarc@criteo.com; ruf=mailto:iit.ops.notifications.atp-dmarc@criteo.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 / DANE

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

🔐 DNSSEC103ms

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	1787788800
Primary NS (MNAME)	ns1.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

35ms

MX

29ms

AAAA

28ms

TXT

173ms

CAA

35ms

HTTPS

27ms

TLSA

110ms

SOA

0ms

MTA-STS

58ms

DNSSEC

103ms

SRV

52ms

Total

664ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:33:51	664ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-25 16:30:35	10709ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 13:02:29	8623ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-13 21:32:31	3078ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-08 13:51:38	1247ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-23 03:23:43	10711ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-17 08:25:30	1430ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-10 08:12:57	1182ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 10:08:13	3308ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-28 11:01:15	1330ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-27 15:08:29	2679ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 14:42:59	871ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 03:04:54	834ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 03:49:09	1794ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 22:56:25	612ms	3 NS 1 A 2 MX	🔓 Insecure	View