🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`b2bcortex.com`

DNSSEC	⚠️ Not signed
NS	`amos.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amos.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c378^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amos.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2378^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amos.ns.cloudflare.com`
		A	108.162.195.120^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.120^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`yolanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yolanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yolanda.ns.cloudflare.com`
		A	108.162.192.241^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	172.64.32.241^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	173.245.58.241^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
TXT	`v=spf1 -all`
SOA	`amos.ns.cloudflare.com`dns@cloudflare.com serial=2418257395

`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=1793872681

Same first word

b2bcortex.dev

b2bcortex.com

Previous names

Next names

DNS History

2 records (2 active, 0 former)

●NSamos.ns.cloudflare.com2026-09-29 → 2026-11-05 · 2 obs

● 2026-09-29 10:41:26
● 2026-11-05 10:00:50

●NSyolanda.ns.cloudflare.com2026-09-29 → 2026-11-05 · 2 obs

● 2026-09-29 10:41:26
● 2026-11-05 10:00:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
b2bcortex.com	yolanda.ns.cloudflare.com, amos.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.120

NS records: yolanda.ns.cloudflare.com, amos.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`amos.ns.cloudflare.com, yolanda.ns.cloudflare.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`amos.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

b2bcortex.com has two authoritative name servers — amos.ns.cloudflare.com and yolanda.ns.cloudflare.com.

b2bcortex.com uses the same name servers as several other domains — among them k851979.workers.dev, wheretohygge.workers.dev, norielmanzano02.workers.dev and two more.

b2bcortex.com shares at least some of its name servers with other domains, including lumingtang.pages.dev, feibird.pages.dev, scalingsmithseng.com and two others.

These name servers are frequently paired with the name servers millie.ns.cloudflare.com and teagan.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

amos.ns.cloudflare.com points to 108.162.195.120, 162.159.44.120, 172.64.35.120 and 3 other IP addresses.

yolanda.ns.cloudflare.com points to 108.162.192.241, 172.64.32.241, 173.245.58.241 and 3 other IP addresses.

b2bcortex.com - robtex.com

b2bcortex.com

com