🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledgeoptics.com`

DNSSEC	⚠️ Not signed
A	13.56.33.8^{🇺🇸 Amazon13.56.0.0/16 EC2 Region prefix}
		PTR	`ec2-13-56-33-8.us-west-1.compute.amazonaws.com`
NS	`ns1.brandbucket.com` ⭐
		A	2600:1f1c:800:8b01:2ba3:bb61:44fb:b361^{🇺🇸 Amazon2600:1f1c:800::/38 AMAZON AWS}
		A	54.241.53.41^{🇺🇸 Amazon54.241.0.0/17 EC2 SFO prefix}
			PTR	`ec2-54-241-53-41.us-west-1.compute.amazonaws.com`
NS	`ns2.brandbucket.com`
		A	2600:1f16:54:8701:4012:7e34:5c5f:95a8^{🇺🇸 Amazon2600:1f16::/38 AMAZON AWS}
		A	18.221.52.246^{🇺🇸 Amazon18.220.0.0/14 EC2 CMH prefix}
			PTR	`ec2-18-221-52-246.us-east-2.compute.amazonaws.com`
TXT	`27aab5373841b85aab94982ee19ab62f96481ed6`
TXT	`v=spf1 -all`
TXT	`afternic-verification-cvgUQU8SkLxsjXcPBSk2CM`
SOA	`ns1.brandbucket.com`mail@knowledgeoptics.com 2024-03-05 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1794428181

Same first word

knowledgeoptics.com

knowledgeoptics.hzc.io

Previous names

Next names

DNS History

16 records (3 active, 13 former)

○NSa.share-dns.com2026-10-29 → 2026-10-29 · 4 obs

○ 2026-08-25 19:31:06
● 2026-10-29 20:17:22
○ 2026-11-11 20:02:20
○ 2026-11-11 20:44:24

○NSa7.share-dns.com2026-10-29 → 2026-10-29 · 4 obs

○ 2026-08-25 19:31:06
● 2026-10-29 20:17:22
○ 2026-11-11 20:02:20
○ 2026-11-11 20:44:24

○NSb.share-dns.net2026-10-29 → 2026-10-29 · 4 obs

○ 2026-08-25 19:31:06
● 2026-10-29 20:17:22
○ 2026-11-11 20:02:20
○ 2026-11-11 20:44:24

○NSb7.share-dns.net2026-10-29 → 2026-10-29 · 4 obs

○ 2026-08-25 19:31:06
● 2026-10-29 20:17:22
○ 2026-11-11 20:02:20
○ 2026-11-11 20:44:24

○NSns05.domaincontrol.com2015-05-21 → 2017-06-05 · 4 obs

● 2015-05-21 02:10:04
● 2017-06-05 15:12:54
○ 2026-08-25 19:31:06
○ 2026-11-11 20:44:24

○NSns06.domaincontrol.com2015-05-21 → 2017-06-05 · 4 obs

● 2015-05-21 02:10:04
● 2017-06-05 15:12:54
○ 2026-08-25 19:31:06
○ 2026-11-11 20:44:24

●NSns1.brandbucket.com2026-11-11 → 2026-11-11 · 3 obs

○ 2026-10-29 20:17:22
● 2026-11-11 20:02:20
● 2026-11-11 20:44:24

●NSns2.brandbucket.com2026-11-11 → 2026-11-11 · 3 obs

○ 2026-10-29 20:17:22
● 2026-11-11 20:02:20
● 2026-11-11 20:44:24

○NSns75.domaincontrol.com2026-08-25 → 2026-08-25 · 4 obs

○ 2017-06-05 15:12:54
● 2026-08-25 19:31:06
○ 2026-10-29 20:17:22
○ 2026-11-11 20:44:24

○NSns76.domaincontrol.com2026-08-25 → 2026-08-25 · 4 obs

○ 2017-06-05 15:12:54
● 2026-08-25 19:31:06
○ 2026-10-29 20:17:22
○ 2026-11-11 20:44:24

○MXmailstore1.secureserver.net2015-05-21 → 2017-06-05 · 4 obs

● 2015-05-21 02:10:04
● 2017-06-05 15:12:54
○ 2026-08-25 19:31:06
○ 2026-11-11 20:44:24

○MXsmtp.secureserver.net2015-05-21 → 2017-06-05 · 4 obs

● 2015-05-21 02:10:04
● 2017-06-05 15:12:54
○ 2026-08-25 19:31:06
○ 2026-11-11 20:44:24

○A13.248.213.452026-08-25 → 2026-08-25 · 4 obs

○ 2017-06-05 15:12:54
● 2026-08-25 19:31:06
○ 2026-10-29 20:17:22
○ 2026-11-11 20:44:24

●A13.56.33.82026-11-11 → 2026-11-11 · 3 obs

○ 2026-10-29 20:17:22
● 2026-11-11 20:02:20
● 2026-11-11 20:44:24

○A50.63.202.572015-05-21 → 2017-06-05 · 4 obs

● 2015-05-21 02:10:04
● 2017-06-05 15:12:54
○ 2026-08-25 19:31:06
○ 2026-11-11 20:44:24

○A76.223.67.1892026-08-25 → 2026-08-25 · 4 obs

○ 2017-06-05 15:12:54
● 2026-08-25 19:31:06
○ 2026-10-29 20:17:22
○ 2026-11-11 20:44:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledgeoptics.com	ns1.brandbucket.com, ns2.brandbucket.com	2 records

✅ Authoritative Response

Server:54.241.53.41

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeoptics.com (unsigned zone)

⏱️ Timing

Total: 1190ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`13.56.33.8`
NS	2	`ns1.brandbucket.com, ns2.brandbucket.com`
TXT	3	`afternic-verification-cvgUQU8SkLxsjXcPBS, v=spf1 -all...`
SOA	1	`ns1.brandbucket.com mail.knowledgeoptics`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.brandbucket.com, ns2.brandbucket.com)

Analysis

IP Addresses

knowledgeoptics.com has exactly one IP address — 13.56.33.8.

soluture.com, beursy.com, highregards.com plus two other host names have IP numbers in common with knowledgeoptics.com.

Name Servers

knowledgeoptics.com has two authoritative name servers — ns1.brandbucket.com and ns2.brandbucket.com.

The name server configuration of knowledgeoptics.com is shared with other domains, for instance wrepeat.com, singlelad.com, pontalina.com and two others.

The name servers for knowledgeoptics.com overlap at least partially with those of other domains — for example rankaby.com.

Both ns1.brandbucket.com and ns2.brandbucket.com have two IP addresses each. ns1.brandbucket.com resolves to 54.241.53.41 and 2600:1f1c:800:8b01:2ba3:bb61:44fb:b361; ns2.brandbucket.com resolves to 18.221.52.246 and 2600:1f16:54:8701:4012:7e34:5c5f:95a8.

knowledgeoptics.com - robtex.com