cortexia.nl - dns.ninja

`cortexia.nl`

DNSSEC	🔒 Signed (DS record present)
A	2a01:7c8:f0:1091::72ea:f89d^{🇳🇱 COMBELL-AS2a01:7c8:f0::/46 Combell}
A	85.10.159.97^{🇳🇱 COMBELL-AS85.10.156.0/22 Combell}
NS	`ns0.transip.net` ⭐
		A	2a01:7c8:dddd:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns0.transip.net`
		A	195.135.195.195^{🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.}
			PTR	`ns0.transip.net`
NS	`ns1.transip.nl`
		A	2a01:7c8:7000:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns1.transip.nl`
		A	195.8.195.195^{🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.}
			PTR	`ns1.transip.nl`
NS	`ns2.transip.eu`
		A	2a01:7c8:f:c1f::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns2.transip.eu`
		A	37.97.199.195^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.transip.eu`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com include:_spf.google.com ~all`
TXT	`google-site-verification=bJS9lJAVbS4fkntcy51Z0oCIyrEUGJdxbAulewNfp6g`
SOA	`ns0.transip.net`hostmaster@transip.nl 2026-05-15 #3

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-04 18:30:01 +0000 (EPOCH 1783189801)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-04 #37

Same first word

cortexia.nl

cortexia.eu

cortexia.ch

cortexia.com.au

cortexia.net

cortexia.org

cortexia.com

cortexia.info

Similar names

DNS History

13 records (10 active, 3 former)

●NSns0.transip.net2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

○NSns1.transip.net2015-08-10 → 2016-09-12 · 4 obs

● 2015-08-10 17:53:02
● 2016-09-12 07:59:26
○ 2026-03-30 22:02:54
○ 2026-07-04 19:17:00

●NSns1.transip.nl2026-03-30 → 2026-07-04 · 3 obs

○ 2016-09-12 07:59:26
● 2026-03-30 22:02:54
● 2026-07-04 19:17:00

●NSns2.transip.eu2026-03-30 → 2026-07-04 · 3 obs

○ 2016-09-12 07:59:26
● 2026-03-30 22:02:54
● 2026-07-04 19:17:00

○NSns2.transip.net2015-08-10 → 2016-09-12 · 4 obs

● 2015-08-10 17:53:02
● 2016-09-12 07:59:26
○ 2026-03-30 22:02:54
○ 2026-07-04 19:17:00

●MXalt1.aspmx.l.google.com2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

●MXalt2.aspmx.l.google.com2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

●MXaspmx.l.google.com2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

●MXaspmx2.googlemail.com2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

●MXaspmx3.googlemail.com2015-08-10 → 2026-07-04 · 2 obs

● 2015-08-10 17:53:02
● 2026-07-04 19:17:00

●A2a01:7c8:f0:1091::72ea:f89d2026-03-30 → 2026-07-04 · 3 obs

○ 2016-09-12 07:59:26
● 2026-03-30 22:02:54
● 2026-07-04 19:17:00

●A85.10.159.972026-03-30 → 2026-07-04 · 3 obs

○ 2016-09-12 07:59:26
● 2026-03-30 22:02:54
● 2026-07-04 19:17:00

○A95.170.70.1692015-08-10 → 2016-09-12 · 4 obs

● 2015-08-10 17:53:02
● 2016-09-12 07:59:26
○ 2026-03-30 22:02:54
○ 2026-07-04 19:17:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
cortexia.nl	ns0.transip.net, ns1.transip.nl, ns2.transip.eu	2 records

✅ Authoritative Response

Server:195.135.195.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1233ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.10.159.97`
AAAA	1	`2a01:7c8:f0:1091::72ea:f89d`
NS	3	`ns0.transip.net, ns2.transip.eu...`
MX	5	`aspmx.l.google.com (pri: 10), aspmx3.googlemail.com (pri: 30)...`
TXT	2	`v=spf1 include:_spf.google.com include:_, google-site-verification=bJS9lJAVbS4fknt`
SOA	1	`ns0.transip.net hostmaster.transip.nl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

IP Addresses

cortexia.nl has two IP addresses: 85.10.159.97 and 2a01:7c8:f0:1091::72ea:f89d

learningbird.nl, vemods.com, pimpernel.com and two other host names share IP numbers with cortexia.nl.

Name Servers

The authoritative name servers for cortexia.nl are ns2.transip.eu, ns0.transip.net and ns1.transip.nl — three in total.

At least some of cortexia.nl's name servers are shared with other domains, for example pleegouders.nl, arvrscope.com, interworx.nl and two more.

ns2.transip.eu, ns0.transip.net and ns1.transip.nl all resolve to exactly two IP numbers apiece: ns2.transip.eu → 37.97.199.195 and 2a01:7c8:f:c1f::195; ns0.transip.net → 195.135.195.195 and 2a01:7c8:dddd:195::195; ns1.transip.nl → 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

Five mail servers handle cortexia.nl: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

cortexia.nl has at least partial mail server overlap with other domains such as artistrylabs.com, ns500699.ns500693.ns500693.ns500699.ns500693.ns500693.ns500734.ns500699.ns500693.ns500693.ns500683.ns500612.ns500612.ns500632.ns500588.ns500578.ns500110.dtrkdll.com, ns500698.ns500758.ns500758.ns500758.ns500698.ns500735.ns500736.ns500736.ns500735.ns500735.ns500576.ns500576.ns500576.ns500698.ns500576.ns500652.trackreceptor.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com directs traffic to 142.251.163.27 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.

Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 2800:3f0:4003:c0f::1b IP addresses each.

Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 2a00:1450:400b:c02::1b IP addresses each.