knowledgeopen.com - dns.ninja

knowledgeopen.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns1.afternic.com ⭐
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
NSns2.afternic.com
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
TXTv=spf1 -all
SOAns1.afternic.comdns@jomax.net serial=1

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=1781367303
WOT: SAFE (27/100)

Same first word

knowledgeopen.info
knowledgeopen.com

Similar names

openknowledge.wixsite.com
openknowledge.be
openknowledge.ie
openknowledge.de
openknowledge.hk
openknowledge.eu
openknowledge.org

DNS History

25 records (4 active, 21 former)

200920112013201520172019202120232025NSns1.afternic.comns2.afternic.coma.ns36.deb.ns36.dens1.sedoparking.comns1028.ui-dns.comns1063.ui-dns.orgns1072.ui-dns.dens1102.ui-dns.bizns19.domaincontrol.comns2.sedoparking.comns20.domaincontrol.comMXlocalhostmailgw.ns36.demailstore1.secureserver.netmx00.kundenserver.demx01.kundenserver.desmtp.secureserver.netA13.248.169.4876.223.54.1462001:8d8:1001:5088:ff0:aaca:195f:3002217.160.122.23364.190.63.22268.178.232.10091.195.240.13
○NSa.ns36.de2020-02-25 → 2020-02-25 · 4 obs
○ 2017-04-02 23:57:16
● 2020-02-25 23:00:32
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○NSb.ns36.de2020-02-25 → 2020-02-25 · 4 obs
○ 2017-04-02 23:57:16
● 2020-02-25 23:00:32
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
●NSns1.afternic.com2026-02-21 → 2026-06-13 · 3 obs
○ 2020-02-25 23:00:32
● 2026-02-21 14:16:08
● 2026-06-13 16:40:06
○NSns1.sedoparking.com2026-02-21 → 2026-06-13 · 2 obs
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○NSns1028.ui-dns.com2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○NSns1063.ui-dns.org2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○NSns1072.ui-dns.de2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○NSns1102.ui-dns.biz2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○NSns19.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 22:10:56
○ 2015-10-19 10:32:12
○ 2026-06-13 16:40:06
●NSns2.afternic.com2026-02-21 → 2026-06-13 · 3 obs
○ 2020-02-25 23:00:32
● 2026-02-21 14:16:08
● 2026-06-13 16:40:06
○NSns2.sedoparking.com2026-02-21 → 2026-06-13 · 2 obs
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○NSns20.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 22:10:56
○ 2015-10-19 10:32:12
○ 2026-06-13 16:40:06
○MXlocalhost2026-02-21 → 2026-06-13 · 2 obs
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○MXmailgw.ns36.de2020-02-25 → 2020-02-25 · 4 obs
○ 2017-04-02 23:57:16
● 2020-02-25 23:00:32
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○MXmailstore1.secureserver.net2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 22:10:56
○ 2015-10-19 10:32:12
○ 2026-06-13 16:40:06
○MXmx00.kundenserver.de2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○MXmx01.kundenserver.de2017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○MXsmtp.secureserver.net2008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 22:10:56
○ 2015-10-19 10:32:12
○ 2026-06-13 16:40:06
●A13.248.169.482026-02-21 → 2026-06-13 · 3 obs
○ 2020-02-25 23:00:32
● 2026-02-21 14:16:08
● 2026-06-13 16:40:06
○A2001:8d8:1001:5088:ff0:aaca:195f:30022017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○A217.160.122.2332017-04-02 → 2017-04-02 · 4 obs
○ 2015-10-19 10:32:12
● 2017-04-02 23:57:16
○ 2020-02-25 23:00:32
○ 2026-06-13 16:40:06
○A64.190.63.2222026-02-21 → 2026-06-13 · 2 obs
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06
○A68.178.232.1002008-03-15 → 2008-03-15 · 3 obs
● 2008-03-15 22:10:56
○ 2015-10-19 10:32:12
○ 2026-06-13 16:40:06
●A76.223.54.1462026-02-21 → 2026-06-13 · 3 obs
○ 2020-02-25 23:00:32
● 2026-02-21 14:16:08
● 2026-06-13 16:40:06
○A91.195.240.132020-02-25 → 2020-02-25 · 4 obs
○ 2017-04-02 23:57:16
● 2020-02-25 23:00:32
○ 2026-02-21 14:16:08
○ 2026-06-13 16:40:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
knowledgeopen.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeopen.com (unsigned zone)

⏱️ Timing

Total: 931ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

knowledgeopen.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

jigu.org, gotkindness.com, zemmy.com plus two other host names have IP numbers in common with knowledgeopen.com.

Name Servers

knowledgeopen.com is served by two delegated name servers, ns1.afternic.com and ns2.afternic.com.

The name server configuration of knowledgeopen.com is shared with other domains, for instance rak(0x73686974)a.com, usamailinglists.com, torahtours.com and two others.

knowledgeopen.com has at least partial name server overlap with other domains, such as taskline.us, ostake.com, hgaq.com and two others.

These name servers tend to appear together with the name servers verification-m3erh32ujyoastvophjvuz.ns101.verify.hn, domain-may-be-for-sale.aaaname.com and please-goto-www.aaaname.com.

Each of the two host names carries two IP addresses: ns1.afternic.com points to 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com points to 173.201.66.69 and 2603:5:2226::45.