cknowledgeworks.com - robtex.com

cknowledgeworks.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:555🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:8537🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.85Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.55🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSoaklyn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:265a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoaklyn.ns.cloudflare.com
A2803:f800:50::6ca2:c25a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRoaklyn.ns.cloudflare.com
A2a06:98c1:50::ac40:225a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRoaklyn.ns.cloudflare.com
A108.162.194.90🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoaklyn.ns.cloudflare.com
A162.159.38.90Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoaklyn.ns.cloudflare.com
A172.64.34.90🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoaklyn.ns.cloudflare.com
NSoswald.ns.cloudflare.com
A2606:4700:58::adf5:3bda🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A2803:f800:50::6ca2:c1da🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRoswald.ns.cloudflare.com
A2a06:98c1:50::ac40:21da🇺🇸 Cloudflare2a06:98c1:50::/45
PTRoswald.ns.cloudflare.com
A108.162.193.218🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A172.64.33.218🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A173.245.59.218🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(80)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(87)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.5.85, 172.67.133.55
IPv6 hints2606:4700:3035::6815:555, 2606:4700:3036::ac43:8537
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=83, name=cloudflare-ech.com
SOAoaklyn.ns.cloudflare.comdns@cloudflare.com serial=2398205491

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=1776003282
WOT: SAFE (61/100)

Subdomains

www.cknowledgeworks.com

Same first word

cknowledgeworks.com

DNS History

19 records (9 active, 10 former)

20162017201820192020202120222023202420252026NSoaklyn.ns.cloudflare.comoswald.ns.cloudflare.comcloudwebx-dns1.newtekdns.comcloudwebx-dns1.webcontrolcenter.comcloudwebx-dns2.newtekdns.comcloudwebx-dns2.webcontrolcenter.comns1.webcontrolcenter.comns2.webcontrolcenter.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netmail13.webcontrolcenter.commailx6.newtekwebhosting.comA104.21.5.85172.67.133.552606:4700:3035::6815:5552606:4700:3036::ac43:8537216.119.124.14567.199.32.148
○NScloudwebx-dns1.newtekdns.com2018-09-26 → 2018-09-26 · 4 obs
○ 2017-01-28 19:46:04
● 2018-09-26 10:22:52
○ 2026-04-10 12:34:52
○ 2026-04-12 14:16:06
○NScloudwebx-dns1.webcontrolcenter.com2017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-24 22:45:18
● 2017-01-28 19:46:04
○ 2018-09-26 10:22:52
○ 2026-04-12 14:16:06
○NScloudwebx-dns2.newtekdns.com2018-09-26 → 2018-09-26 · 4 obs
○ 2017-01-28 19:46:04
● 2018-09-26 10:22:52
○ 2026-04-10 12:34:52
○ 2026-04-12 14:16:06
○NScloudwebx-dns2.webcontrolcenter.com2017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-24 22:45:18
● 2017-01-28 19:46:04
○ 2018-09-26 10:22:52
○ 2026-04-12 14:16:06
○NSns1.webcontrolcenter.com2015-07-23 → 2016-06-24 · 4 obs
● 2015-07-23 08:10:34
● 2016-06-24 22:45:18
○ 2017-01-28 19:46:04
○ 2026-04-12 14:16:06
○NSns2.webcontrolcenter.com2015-07-23 → 2016-06-24 · 4 obs
● 2015-07-23 08:10:34
● 2016-06-24 22:45:18
○ 2017-01-28 19:46:04
○ 2026-04-12 14:16:06
●NSoaklyn.ns.cloudflare.com2026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●NSoswald.ns.cloudflare.com2026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
○MXmail13.webcontrolcenter.com2015-07-23 → 2016-06-24 · 4 obs
● 2015-07-23 08:10:34
● 2016-06-24 22:45:18
○ 2017-01-28 19:46:04
○ 2026-04-12 14:16:06
○MXmailx6.newtekwebhosting.com2017-01-28 → 2018-09-26 · 5 obs
○ 2016-06-24 22:45:18
● 2017-01-28 19:46:04
● 2018-09-26 10:22:52
○ 2026-04-10 12:34:52
○ 2026-04-12 14:16:06
●MXroute1.mx.cloudflare.net2026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●MXroute2.mx.cloudflare.net2026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●MXroute3.mx.cloudflare.net2026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●A104.21.5.852026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●A172.67.133.552026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
○A216.119.124.1452017-01-28 → 2018-09-26 · 5 obs
○ 2016-06-24 22:45:18
● 2017-01-28 19:46:04
● 2018-09-26 10:22:52
○ 2026-04-10 12:34:52
○ 2026-04-12 14:16:06
●A2606:4700:3035::6815:5552026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
●A2606:4700:3036::ac43:85372026-04-10 → 2026-04-12 · 3 obs
○ 2018-09-26 10:22:52
● 2026-04-10 12:34:52
● 2026-04-12 14:16:06
○A67.199.32.1482015-07-23 → 2016-06-24 · 4 obs
● 2015-07-23 08:10:34
● 2016-06-24 22:45:18
○ 2017-01-28 19:46:04
○ 2026-04-12 14:16:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cknowledgeworks.comoswald.ns.cloudflare.com, oaklyn.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.218

NS records: oswald.ns.cloudflare.com, oaklyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cknowledgeworks.com (unsigned zone)

⏱️ Timing

Total: 314ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.133.55, 104.21.5.85
AAAA22606:4700:3035::6815:555, 2606:4700:3036::ac43:8537
NS2oaklyn.ns.cloudflare.com, oswald.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 7), route3.mx.cloudflare.net (pri: 80)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1oaklyn.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.cknowledgeworks.com is a child of cknowledgeworks.com.

IP Addresses

cknowledgeworks.com refers to four IP numbers: 2606:4700:3035::6815:555, 2606:4700:3036::ac43:8537, 104.21.5.85 and 172.67.133.55.

Other host names, for instance entertainmentnepal.net, vps.ridershouse.com, bastionguard.com, instantrapairhorn.com and cin.fyi share IP numbers with cknowledgeworks.com.

Name Servers

cknowledgeworks.com's delegation uses two name servers: oaklyn.ns.cloudflare.com and oswald.ns.cloudflare.com.

cknowledgeworks.com uses the same name server setup as other domains, such as cashpilot.click, fastestshipping4you.com, briancorder.com, nowyourtime.com and onlytodayonline.com.

cknowledgeworks.com at least partially shares name servers with other domains, including bictt.com, mastermindmusic.org, wild4dterjp.xyz, ezyapp.com and hirummyrefer.net.

These name servers are commonly used with langston.ns.cloudflare.com.

Host names with six IP numbers:

oaklyn.ns.cloudflare.com points to 2606:4700:50::a29f:265a, 2803:f800:50::6ca2:c25a, 2a06:98c1:50::ac40:225a, 108.162.194.90, 162.159.38.90 and 172.64.34.90.

oswald.ns.cloudflare.com points to 2606:4700:58::adf5:3bda, 2803:f800:50::6ca2:c1da, 2a06:98c1:50::ac40:21da, 108.162.193.218, 172.64.33.218 and 173.245.59.218.

Mail Servers

Three mail servers handle cknowledgeworks.com: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

cknowledgeworks.com shares at least some mail servers with other domains, for example orisale.ru, bidspr.com, jugendparlament-friesland.de, neswblogs.com and sgmediafestival.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25