knowbe4.be - robtex.com

knowbe4.be

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:5176🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:bd51🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.81.118Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.189.81🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmarek.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A2803:f800:50::6ca2:c1ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarek.ns.cloudflare.com
A2a06:98c1:50::ac40:21ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarek.ns.cloudflare.com
A108.162.193.202🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A172.64.33.202🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A173.245.59.202🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
NSnena.ns.cloudflare.com
A2606:4700:50::a29f:26a1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A2803:f800:50::6ca2:c2a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnena.ns.cloudflare.com
A2a06:98c1:50::ac40:22a1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnena.ns.cloudflare.com
A108.162.194.161🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A162.159.38.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A172.64.34.161🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.81.118, 172.67.189.81
IPv6 hints2606:4700:3035::6815:5176, 2606:4700:3035::ac43:bd51
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com
SOAmarek.ns.cloudflare.comdns@cloudflare.com serial=2410988889

be

DNSSEC🔒 Signed (DS record present)
NSa.nsset.be ⭐
NSb.nsset.be
NSc.nsset.be
NSd.nsset.be
NSy.nsset.be
NSz.nsset.be
SOAa.nsset.bebe-hostmaster@dnsbelgium.be serial=1028256167

Same first word

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Similar names

know4be.com
knwobe4.com

DNS History

12 records (6 active, 6 former)

NSmarek.ns.cloudflare.comnena.ns.cloudflare.comA104.21.81.118172.67.189.812606:4700:3035::6815:51762606:4700:3035::ac43:bd51188.114.96.0188.114.97.02606:4700:3030::6815:51762606:4700:3030::ac43:bd512a06:98c1:3120::2a06:98c1:3121::
●NSmarek.ns.cloudflare.com2026-06-10 → 2026-08-04 · 2 obs
● 2026-06-10 16:51:38
● 2026-08-04 11:38:28
●NSnena.ns.cloudflare.com2026-06-10 → 2026-08-04 · 2 obs
● 2026-06-10 16:51:38
● 2026-08-04 11:38:28
●A104.21.81.1182026-06-10 → 2026-08-04 · 3 obs
● 2026-06-10 16:51:38
○ 2026-06-21 05:57:22
● 2026-08-04 11:38:28
●A172.67.189.812026-06-10 → 2026-08-04 · 3 obs
● 2026-06-10 16:51:38
○ 2026-06-21 05:57:22
● 2026-08-04 11:38:28
○A188.114.96.02026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-10 16:51:38
● 2026-06-21 05:57:22
○ 2026-08-04 11:38:28
○A188.114.97.02026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-10 16:51:38
● 2026-06-21 05:57:22
○ 2026-08-04 11:38:28
○A2606:4700:3030::6815:51762026-06-10 → 2026-06-10 · 3 obs
● 2026-06-10 16:51:38
○ 2026-06-21 05:57:22
○ 2026-08-04 11:38:28
○A2606:4700:3030::ac43:bd512026-06-10 → 2026-06-10 · 3 obs
● 2026-06-10 16:51:38
○ 2026-06-21 05:57:22
○ 2026-08-04 11:38:28
●A2606:4700:3035::6815:51762026-08-04 → 2026-08-04 · 2 obs
○ 2026-06-21 05:57:22
● 2026-08-04 11:38:28
●A2606:4700:3035::ac43:bd512026-08-04 → 2026-08-04 · 2 obs
○ 2026-06-21 05:57:22
● 2026-08-04 11:38:28
○A2a06:98c1:3120::2026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-10 16:51:38
● 2026-06-21 05:57:22
○ 2026-08-04 11:38:28
○A2a06:98c1:3121::2026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-10 16:51:38
● 2026-06-21 05:57:22
○ 2026-08-04 11:38:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bea.nsset.be, b.nsset.be, c.nsset.be, d.nsset.be...-
knowbe4.benena.ns.cloudflare.com, marek.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.161

NS records: nena.ns.cloudflare.com, marek.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowbe4.be (unsigned zone)

⏱️ Timing

Total: 494ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.189.81, 104.21.81.118
AAAA22606:4700:3035::6815:5176, 2606:4700:3035::ac43:bd51
NS2marek.ns.cloudflare.com, nena.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1marek.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

knowbe4.be has four IP addresses: 104.21.81.118, 172.67.189.81, 2606:4700:3035::6815:5176 and 2606:4700:3035::ac43:bd51.

160566.com, 888poker-bangla.com, thot(0x706f726e).tv plus two other host names have IP numbers in common with knowbe4.be.

Name Servers

knowbe4.be uses two name servers for its delegation: marek.ns.cloudflare.com and nena.ns.cloudflare.com.

The name server configuration of knowbe4.be is shared with other domains, for instance bavin.sbs, wurel.sbs, xobin.sbs and two others.

knowbe4.be shares at least some of its name servers with other domains, including kajadjbfojuad.sbs, hzgzjy.com, dmark-laser.com and two others.

These name servers are frequently seen alongside the name servers harlan.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname marek.ns.cloudflare.com directs to 108.162.193.202, 172.64.33.202 and 173.245.59.202 along with 3 other IP addresses.

Hostname nena.ns.cloudflare.com directs to 108.162.194.161, 162.159.38.161 and 172.64.34.161 along with 3 other IP addresses.