learningcortex.com - robtex.com

learningcortex.com

DNSSEC⚠️ Not signed
A216.150.1.1🇨🇦 Amazon216.150.1.0/24 EC2 Prefix
NSdaniella.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26e4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A2803:f800:50::6ca2:c2e4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdaniella.ns.cloudflare.com
A2a06:98c1:50::ac40:22e4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdaniella.ns.cloudflare.com
A108.162.194.228🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A162.159.38.228Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A172.64.34.228🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
NSgerald.ns.cloudflare.com
A2606:4700:58::adf5:3ba8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A2803:f800:50::6ca2:c1a8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgerald.ns.cloudflare.com
A2a06:98c1:50::ac40:21a8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgerald.ns.cloudflare.com
A108.162.193.168🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A172.64.33.168🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
A173.245.59.168🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgerald.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A142.250.101.26🇺🇸 Google142.250.101.0/24
PTRdz-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f27.1e100.net
A142.251.96.26🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f26.1e100.net
TXTgoogle-site-verification=KDELBAFKamwzzKEq1r7xrDhn0me8LGY5T9DU-uEc8KM
TXTgoogle-site-verification=rTbKNSoCKTvpHUDUVO-xSNct7NUg9vGel6USl_qaBuc
TXTslack-domain-verification=hu0psDYXamojHyr20yuz91yOWCzo9g9np97cN1kl
TXTv=spf1 include:_spf.google.com include:u36670648.wl149.sendgrid.net -all
SOAdaniella.ns.cloudflare.comdns@cloudflare.com serial=2396829335

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774818022

Same first word

learningcortex.com

DNS History

20 records (8 active, 12 former)

200920112013201520172019202120232025NSdaniella.ns.cloudflare.comgerald.ns.cloudflare.comdns01.gpn.register.comdns02.gpn.register.comdns03.gpn.register.comdns04.gpn.register.comdns05.gpn.register.comdns062.a.register.comdns082.d.register.comdns128.b.register.comdns171.c.register.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comibmr.btconnect.comlearningcortex-com.mail.eo.outlook.comA216.150.1.1204.11.56.43
●NSdaniella.ns.cloudflare.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
○NSdns01.gpn.register.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:59:26
○ 2015-07-06 05:16:14
○ 2026-03-29 21:17:56
○NSdns02.gpn.register.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:59:26
○ 2015-07-06 05:16:14
○ 2026-03-29 21:17:56
○NSdns03.gpn.register.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:59:26
○ 2015-07-06 05:16:14
○ 2026-03-29 21:17:56
○NSdns04.gpn.register.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:59:26
○ 2015-07-06 05:16:14
○ 2026-03-29 21:17:56
○NSdns05.gpn.register.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:59:26
○ 2015-07-06 05:16:14
○ 2026-03-29 21:17:56
○NSdns062.a.register.com2015-07-06 → 2018-07-04 · 5 obs
○ 2008-03-20 14:59:26
● 2015-07-06 05:16:14
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
○NSdns082.d.register.com2015-07-06 → 2018-07-04 · 5 obs
○ 2008-03-20 14:59:26
● 2015-07-06 05:16:14
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
○NSdns128.b.register.com2015-07-06 → 2018-07-04 · 5 obs
○ 2008-03-20 14:59:26
● 2015-07-06 05:16:14
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
○NSdns171.c.register.com2015-07-06 → 2018-07-04 · 5 obs
○ 2008-03-20 14:59:26
● 2015-07-06 05:16:14
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
●NSgerald.ns.cloudflare.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
●MXalt1.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
●MXalt2.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
●MXalt3.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
●MXalt4.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
●MXaspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56
○MXibmr.btconnect.com2008-03-20 → 2018-07-04 · 4 obs
● 2008-03-20 14:59:26
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
○MXlearningcortex-com.mail.eo.outlook.com2015-07-06 → 2018-07-04 · 5 obs
○ 2008-03-20 14:59:26
● 2015-07-06 05:16:14
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
○A204.11.56.432017-01-18 → 2018-07-04 · 4 obs
● 2017-01-18 03:00:00
● 2018-07-04 10:12:56
○ 2026-03-26 14:50:30
○ 2026-03-29 21:17:56
●A216.150.1.12026-03-26 → 2026-03-29 · 3 obs
○ 2018-07-04 10:12:56
● 2026-03-26 14:50:30
● 2026-03-29 21:17:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
learningcortex.comgerald.ns.cloudflare.com, daniella.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.228

NS records: gerald.ns.cloudflare.com, daniella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learningcortex.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

TypeCountSample Data
A1216.150.1.1
NS2daniella.ns.cloudflare.com, gerald.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT4google-site-verification=KDELBAFKamwzzKE, google-site-verification=rTbKNSoCKTvpHUD...
SOA1daniella.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (gerald.ns.cloudflare.com, gerald.ns.cloudflare.com, gerald.ns.cloudflare.com...)

Analysis

IP Addresses

learningcortex.com points to a single IP address: 216.150.1.1.

Other host names such as koalai.com, feriapulsar.cl, biohub.online, ibakepro.com and penguinpepe.com share IPs with learningcortex.com.

Name Servers

Two name servers daniella.ns.cloudflare.com and gerald.ns.cloudflare.com handle the delegation for learningcortex.com.

learningcortex.com shares the same name server setup as other domains, for example jehudson.me, dbgtr.com, macommunaute.be, lapidepersonalizzata.it and ust8.com.

learningcortex.com at least partially shares name servers with other domains, for example zipcodemaps.com, tobaccoalleytoo.com, marketisdale.net, wideglide.com and ir6r.com.

These name servers are often used together with lamar.ns.cloudflare.com and natasha.ns.cloudflare.com.

Host names with six IP numbers:

daniella.ns.cloudflare.com points to 2606:4700:50::a29f:26e4, 2803:f800:50::6ca2:c2e4, 2a06:98c1:50::ac40:22e4, 108.162.194.228, 162.159.38.228 and 172.64.34.228.

gerald.ns.cloudflare.com points to 2606:4700:58::adf5:3ba8, 2803:f800:50::6ca2:c1a8, 2a06:98c1:50::ac40:21a8, 108.162.193.168, 172.64.33.168 and 173.245.59.168.

Mail Servers

learningcortex.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

learningcortex.com shares at least partially some mail servers with other domains, for instance gothamforensics.com, cavdaroglu.com, apartplaya.com, ns500754.ns500731.ns500671.ns500671.ns500754.ns500704.ns500742.ns500704.ns500678.ns500671.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com and ns500768.ns500698.ns500758.ns500759.ns500759.ns500698.ns500698.ns500736.ns500576.ns500576.ns500686.ns500619.ns500576.ns500619.trackreceptor.com.

These mail servers are often used with aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers

Each host name points to two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4023:c06::1b and 142.250.101.26

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26

alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26

alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1b and 172.253.145.27

alt4.aspmx.l.google.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.26