🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cortex-platform.com`

DNSSEC	⚠️ Not signed
NS	`ns1.softlayer.com` ⚠️ Not in zone NS records
		A	2607:f0d0:0:f:1::1^{🇺🇸 SOFTLAYER2607:f0d0::/32 -6-1}
			PTR	`ns1.softlayer.com`
		A	67.228.254.4^{🇺🇸 SOFTLAYER67.228.254.0/23 -anycast02}
			PTR	`4.fe.e443.ip4.static.sl-reverse.com`
NS	`ns2.softlayer.com` ⚠️ Not in zone NS records
		A	2607:f0d0:0:f:2::1^{🇺🇸 SOFTLAYER2607:f0d0::/32 -6-1}
			PTR	`ns2.softlayer.com`
		A	67.228.255.5^{🇺🇸 SOFTLAYER67.228.254.0/23 -anycast02}
			PTR	`5.ff.e443.ip4.static.sl-reverse.com`

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1787498851

Same first word

cortex-platform.com

Previous names

Next names

DNS History

4 records (2 active, 2 former)

●NSns1.softlayer.com2015-08-04 → 2026-08-23 · 2 obs

● 2015-08-04 06:39:46
● 2026-08-23 15:46:08

●NSns2.softlayer.com2015-08-04 → 2026-08-23 · 2 obs

● 2015-08-04 06:39:46
● 2026-08-23 15:46:08

○A119.81.55.192015-08-04 → 2016-02-25 · 4 obs

● 2015-08-04 06:39:46
● 2016-02-25 23:11:12
○ 2026-08-18 01:27:48
○ 2026-08-23 15:46:08

○A119.81.55.202015-08-04 → 2016-02-25 · 4 obs

● 2015-08-04 06:39:46
● 2016-02-25 23:11:12
○ 2026-08-18 01:27:48
○ 2026-08-23 15:46:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
cortex-platform.com	ns2.softlayer.com, ns1.softlayer.com	4 records

✅ Authoritative Response

Server:67.228.255.5

NS records: ns2.softlayer.com, ns1.softlayer.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortex-platform.com (unsigned zone)

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.softlayer.com, ns2.softlayer.com, ns1.softlayer.com...)

Analysis

Name Servers

The NS records for cortex-platform.com delegate to ns1.softlayer.com and ns2.softlayer.com.

cortex-platform.com has the same name server delegation as a number of other domains, such as us-south.machine-learning.ibm.com, arkansasweb.com, intellistant.in and two more.

At least some of cortex-platform.com's name servers are shared with other domains, for example 85.78ae.static.theplanet.com, 109.15.67.in-addr.arpa, 172.123.174.in-addr.arpa and two more.

These name servers tend to co-occur with ns3.arpa.networklayer.com, ns4.arpa.networklayer.com, ns1.theplanet.com and 7 other name servers in the same DNS delegations.

ns1.softlayer.com resolves to 67.228.254.4 and 2607:f0d0:0:f:1::1. Likewise, ns2.softlayer.com resolves to 67.228.255.5 and 2607:f0d0:0:f:2::1 — two IP addresses apiece.

cortex-platform.com - robtex.com