cortevaagriscience.dk

📜 Historical scan 2026-08-28 01:08:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cortevaagriscience.dk is a .dk domain served by 4 nameservers (pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and 1 more). It was registered on 13 December 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.168.52 is hosted by Akamai International B.V. (AS20940) in The Netherlands. The zone is not DNSSEC-signed, publishes a 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#

4 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns216.ultradns.biz	156.154.66.216 2610:a1:1015::fc	pdns216.ultradns.biz pdns216.ultradns.biz	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.com	156.154.64.216 2001:502:f3ff::fc	pdns216.ultradns.com pdns216.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.net	156.154.65.216 2610:a1:1014::fc	pdns216.ultradns.net pdns216.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.org	156.154.67.216 2001:502:4612::fc	pdns216.ultradns.org pdns216.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.168.52	900s	—	AS20940	Akamai International B.V.	93.191.168.0/24	🇳🇱 The Netherlands	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 292ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.cortevaagriscience.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 05:50:41

www	NXDOMAIN
www vs bare domain	www does not resolve cortevaagriscience.dk: 93.191.168.52 (AS20940) www.cortevaagriscience.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

91ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2017121305
Primary NS (MNAME)	pdns216.ultradns.com
Responsible (RNAME)	hostmaster@corteva.com
Refresh	86400s
Retry	86400s
Expire	86400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 16:45:32

Field	Value
Registrar	MarkMonitor Inc.
Registered	2017-12-13
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

64ms

49ms

75ms

AAAA

46ms

TXT

292ms

CAA

64ms

HTTPS

50ms

TLSA

353ms

SOA

0ms

MTA-STS

80ms

DNSSEC

91ms

SRV

87ms

Total

1595ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 15:09:16	2085ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-26 12:06:07	1094ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-13 06:25:52	1228ms	4 NS 1 A 0 MX	🔓 Insecure
2026-08-28 01:08:08 shown	1595ms	4 NS 1 A 0 MX	🔓 Insecure
2026-08-27 09:14:59	769ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-20 04:59:59	2744ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-16 22:53:36	1347ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-16 22:31:51	431ms	4 NS 1 A 0 MX	🔓 Insecure