certifiedknowledge.org - dns.ninja

certifiedknowledge.org

DNSSEC⚠️ Not signed
A35.212.76.44🇺🇸 Google35.212.0.0/17
PTR44.76.212.35.bc.googleusercontent.com
NSns1.siteground.net ⭐ ⚠️ Not in parent delegation
A75.2.77.104🇺🇸 Amazon75.2.64.0/20
PTRac4b097dbd0dd6307.awsglobalaccelerator.com
NSns1.us86.siteground.us ⚠️ Not in zone NS records
A75.2.77.104🇺🇸 Amazon75.2.64.0/20
PTRac4b097dbd0dd6307.awsglobalaccelerator.com
NSns2.siteground.net ⚠️ Not in parent delegation
A99.83.229.113🇺🇸 Amazon99.83.224.0/20
PTRac4b097dbd0dd6307.awsglobalaccelerator.com
NSns2.us86.siteground.us ⚠️ Not in zone NS records
A99.83.229.113🇺🇸 Amazon99.83.224.0/20
PTRac4b097dbd0dd6307.awsglobalaccelerator.com
MXmx10.mailspamprotection.com ⭐
A34.149.79.66🇺🇸 Google34.148.0.0/14
PTR66.79.149.34.bc.googleusercontent.com
MXmx20.mailspamprotection.com(20)
A34.120.156.61🇺🇸 Google34.120.0.0/14
PTR61.156.120.34.bc.googleusercontent.com
MXmx30.mailspamprotection.com(30)
A34.111.121.216🇺🇸 Google34.108.0.0/14
PTR216.121.111.34.bc.googleusercontent.com
TXTv=spf1 +a +mx +a:us86.siteground.us include:certifiedknowledge.org.spf.auto....
SOAns1.siteground.netroot@us86.siteground.us 2020-01-09 #73

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1784243275
WOT: UNKNOWN (72/100)

Subdomains

www.certifiedknowledge.org

Same first word

certifiedknowledge.org
certifiedknowledge.net

DNS History

28 records (8 active, 20 former)

20162017201820192020202120222023202420252026NSns1.siteground.netns1.us86.siteground.usns2.siteground.netns2.us86.siteground.usivan.ns.cloudflare.compam.ns.cloudflare.comMXmx10.mailspamprotection.commx20.mailspamprotection.commx30.mailspamprotection.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comA35.212.76.44104.25.126.21104.25.127.21104.25.171.104104.25.172.104162.159.249.15162.159.250.152400:cb00:2048:1::6819:7e152400:cb00:2048:1::6819:7f152400:cb00:2048:1::a29f:f90f2400:cb00:2048:1::a29f:fa0f2606:4700:20::6819:ab682606:4700:20::6819:ac68
○NSivan.ns.cloudflare.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
●NSns1.siteground.net2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
●NSns1.us86.siteground.us2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
●NSns2.siteground.net2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
●NSns2.us86.siteground.us2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
○NSpam.ns.cloudflare.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXalt1.aspmx.l.google.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXalt2.aspmx.l.google.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXaspmx.l.google.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXaspmx2.googlemail.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXaspmx3.googlemail.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○MXaspmx4.googlemail.com2015-08-27 → 2018-11-14 · 4 obs
● 2015-08-27 09:57:22
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
●MXmx10.mailspamprotection.com2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
●MXmx20.mailspamprotection.com2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
●MXmx30.mailspamprotection.com2026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04
○A104.25.126.212015-11-05 → 2016-07-24 · 5 obs
○ 2015-10-08 04:53:48
● 2015-11-05 06:49:02
● 2016-07-24 18:08:48
○ 2018-11-14 06:17:06
○ 2026-07-16 23:38:04
○A104.25.127.212015-11-05 → 2016-07-24 · 5 obs
○ 2015-10-08 04:53:48
● 2015-11-05 06:49:02
● 2016-07-24 18:08:48
○ 2018-11-14 06:17:06
○ 2026-07-16 23:38:04
○A104.25.171.1042018-11-14 → 2018-11-14 · 4 obs
○ 2016-07-24 18:08:48
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○A104.25.172.1042018-11-14 → 2018-11-14 · 4 obs
○ 2016-07-24 18:08:48
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○A162.159.249.152015-08-27 → 2015-10-08 · 4 obs
● 2015-08-27 09:57:22
● 2015-10-08 04:53:48
○ 2015-11-05 06:49:02
○ 2026-07-16 23:38:04
○A162.159.250.152015-08-27 → 2015-10-08 · 4 obs
● 2015-08-27 09:57:22
● 2015-10-08 04:53:48
○ 2015-11-05 06:49:02
○ 2026-07-16 23:38:04
○A2400:cb00:2048:1::6819:7e152015-11-05 → 2016-07-24 · 5 obs
○ 2015-10-08 04:53:48
● 2015-11-05 06:49:02
● 2016-07-24 18:08:48
○ 2018-11-14 06:17:06
○ 2026-07-16 23:38:04
○A2400:cb00:2048:1::6819:7f152015-11-05 → 2016-07-24 · 5 obs
○ 2015-10-08 04:53:48
● 2015-11-05 06:49:02
● 2016-07-24 18:08:48
○ 2018-11-14 06:17:06
○ 2026-07-16 23:38:04
○A2400:cb00:2048:1::a29f:f90f2015-08-27 → 2015-10-08 · 4 obs
● 2015-08-27 09:57:22
● 2015-10-08 04:53:48
○ 2015-11-05 06:49:02
○ 2026-07-16 23:38:04
○A2400:cb00:2048:1::a29f:fa0f2015-08-27 → 2015-10-08 · 4 obs
● 2015-08-27 09:57:22
● 2015-10-08 04:53:48
○ 2015-11-05 06:49:02
○ 2026-07-16 23:38:04
○A2606:4700:20::6819:ab682018-11-14 → 2018-11-14 · 4 obs
○ 2016-07-24 18:08:48
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
○A2606:4700:20::6819:ac682018-11-14 → 2018-11-14 · 4 obs
○ 2016-07-24 18:08:48
● 2018-11-14 06:17:06
○ 2026-03-24 14:21:58
○ 2026-07-16 23:38:04
●A35.212.76.442026-03-24 → 2026-07-16 · 3 obs
○ 2018-11-14 06:17:06
● 2026-03-24 14:21:58
● 2026-07-16 23:38:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
certifiedknowledge.orgns1.us86.siteground.us, ns2.us86.siteground.us-

✅ Authoritative Response

Server:99.83.229.113

NS records: ns1.us86.siteground.us, ns2.us86.siteground.us

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certifiedknowledge.org (unsigned zone)

⏱️ Timing

Total: 347ms | Queries: -

📄 Records

TypeCountSample Data
A135.212.76.44
NS2ns2.siteground.net, ns1.siteground.net
MX3mx20.mailspamprotection.com (pri: 20), mx30.mailspamprotection.com (pri: 30)...
TXT1v=spf1 +a +mx +a:us86.siteground.us inc
SOA1ns1.siteground.net root.us86.siteground.

Analysis

Hierarchy

www.certifiedknowledge.org is delegated beneath certifiedknowledge.org.

IP Addresses

certifiedknowledge.org points to a single IP number: 35.212.76.44.

Additional host names — 44.76.212.35.bc.googleusercontent.com, bgtheory.net, amazonaid.org and two others — share IP numbers with certifiedknowledge.org.

Name Servers

certifiedknowledge.org has four authoritative name servers: ns1.siteground.net, ns2.siteground.net, ns1.us86.siteground.us and ns2.us86.siteground.us.

There is at least partial name server overlap between certifiedknowledge.org and other domains — zwahili.com, substratesmusic.com, pauldingcountyauditor.online and two more among them.

Of the four host names ns1.siteground.net, ns2.siteground.net, ns1.us86.siteground.us and ns2.us86.siteground.us, each resolves to a single IP address: ns1.siteground.net to 75.2.77.104, ns2.siteground.net to 99.83.229.113, ns1.us86.siteground.us to 75.2.77.104 and ns2.us86.siteground.us to 99.83.229.113.

Both ns1.siteground.net and ns1.us86.siteground.us resolve to 75.2.77.104 IP addresses each.

Both ns2.siteground.net and ns2.us86.siteground.us resolve to 99.83.229.113 IP addresses each.

Mail Servers

Incoming mail for certifiedknowledge.org is delivered via three mail servers: mx10.mailspamprotection.com, mx20.mailspamprotection.com and mx30.mailspamprotection.com.

certifiedknowledge.org shares mail servers — at least in part — with other domains, including colligan.org, annablake.com, r-i.it and two others.

The hostnames mx10.mailspamprotection.com, mx20.mailspamprotection.com and mx30.mailspamprotection.com each resolve to a single IP: mx10.mailspamprotection.com → 34.149.79.66, mx20.mailspamprotection.com → 34.120.156.61, mx30.mailspamprotection.com → 34.111.121.216.