knowledgeretention.org - dns.ninja

knowledgeretention.org

DNSSEC⚠️ Not signed
A207.207.210.107
A207.207.210.229
NScuritiba.ns.porkbun.com ⭐
A2400:cb00:2049:1::adf5:3a25🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A173.245.58.37🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSfortaleza.ns.porkbun.com
A2400:cb00:2049:1::a29f:88c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.8.140Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSmaceio.ns.porkbun.com
A2400:cb00:2049:1::a29f:bb4🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.11.180Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSsalvador.ns.porkbun.com
A2400:cb00:2049:1::a29f:a96🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.10.150Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAcuritiba.ns.porkbun.comdns@cloudflare.com serial=2409122243

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=1785662533
⚠️ On DNS blocklist: tif

Subdomains

www.knowledgeretention.org

Same first word

knowledgeretention.help
knowledgeretention.org

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NScuritiba.ns.porkbun.comfortaleza.ns.porkbun.commaceio.ns.porkbun.comsalvador.ns.porkbun.comno-dyn-updates.san.yahoo.comyns1.yahoo.comyns2.yahoo.comMXmx-biz.mail.am0.yahoodns.netA207.207.210.107207.207.210.22967.195.61.4698.136.187.1398.137.244.36
●NScuritiba.ns.porkbun.com2026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
●NSfortaleza.ns.porkbun.com2026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
●NSmaceio.ns.porkbun.com2026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
○NSno-dyn-updates.san.yahoo.com2015-06-02 → 2018-09-07 · 4 obs
● 2015-06-02 13:55:48
● 2018-09-07 09:56:50
○ 2026-07-28 10:03:48
○ 2026-08-02 09:31:08
●NSsalvador.ns.porkbun.com2026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
○NSyns1.yahoo.com2015-06-02 → 2018-09-07 · 4 obs
● 2015-06-02 13:55:48
● 2018-09-07 09:56:50
○ 2026-07-28 10:03:48
○ 2026-08-02 09:31:08
○NSyns2.yahoo.com2015-06-02 → 2018-09-07 · 4 obs
● 2015-06-02 13:55:48
● 2018-09-07 09:56:50
○ 2026-07-28 10:03:48
○ 2026-08-02 09:31:08
○MXmx-biz.mail.am0.yahoodns.net2015-06-02 → 2018-09-07 · 4 obs
● 2015-06-02 13:55:48
● 2018-09-07 09:56:50
○ 2026-07-28 10:03:48
○ 2026-08-02 09:31:08
●A207.207.210.1072026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
●A207.207.210.2292026-07-28 → 2026-08-02 · 3 obs
○ 2018-09-07 09:56:50
● 2026-07-28 10:03:48
● 2026-08-02 09:31:08
○A67.195.61.462015-11-07 → 2017-01-09 · 5 obs
○ 2015-06-02 13:55:48
● 2015-11-07 07:32:22
● 2017-01-09 03:00:06
○ 2018-09-07 09:56:50
○ 2026-08-02 09:31:08
○A98.136.187.132015-06-02 → 2015-06-02 · 3 obs
● 2015-06-02 13:55:48
○ 2015-11-07 07:32:22
○ 2026-08-02 09:31:08
○A98.137.244.362018-09-07 → 2018-09-07 · 4 obs
○ 2017-01-09 03:00:06
● 2018-09-07 09:56:50
○ 2026-07-28 10:03:48
○ 2026-08-02 09:31:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
knowledgeretention.orgsalvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com-

✅ Authoritative Response

Server:162.159.10.150

NS records: salvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeretention.org (unsigned zone)

⏱️ Timing

Total: 378ms | Queries: -

📄 Records

TypeCountSample Data
A2207.207.210.229, 207.207.210.107
NS4curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...
SOA1curitiba.ns.porkbun.com dns.cloudflare.c

Analysis

Hierarchy

www.knowledgeretention.org is delegated beneath knowledgeretention.org.

IP Addresses

knowledgeretention.org has two IP addresses: 207.207.210.107 and 207.207.210.229

Additional host names — 125(0x706f726e).xyz, anosum.com, attracteasyresourcessolutions.help and two others — share IP numbers with knowledgeretention.org.

Name Servers

knowledgeretention.org has four authoritative name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

There is at least partial name server overlap between knowledgeretention.org and other domains — vargis.net, chezmoiparis.com, dispetto.com and two more among them.

All four hostnames — curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com — resolve to two IP numbers apiece: curitiba.ns.porkbun.com to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.