know-sys.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`know-sys.com`

DNSSEC	⚠️ Not signed
A	2406:da1e:214:c900:e407:4964:942c:995a^{🇨🇳 Amazon2406:da1e::/38}
A	2406:da1e:214:c901:b771:2d2f:f6ee:ea4f^{🇨🇳 Amazon2406:da1e::/38}
A	2600:1f18:6a07:601:3a2e:6474:85a2:7d3b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
A	2600:1f1c:6db:8800:f6f:c2e:aa69:87fd^{🇺🇸 Amazon2600:1f1c:400::/38 AMAZON AWS}
A	2a01:4f8:1c1e:d6f1::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
A	2a01:4ff:1f0:dd50::1^{🇩🇪 HETZNER-CLOUD3-AS2a01:4ff:100::/40 HETZNER-IPv6-BLK}
A	2a05:d014:179b:c400:2fc6:8141:276a:b7e9^{🇩🇪 Amazon2a05:d014:1400::/38}
A	2a05:d018:1d22:800:7bea:3394:137a:56fe^{🇮🇪 Amazon2a05:d018:1000::/36 EC2 DUB Prefix}
A	5.78.156.59^{🇺🇸 HETZNER-CLOUD3-AS5.78.156.0/24}
A	195.201.128.179^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
NS	`ns1.dns-redirect.com` ⭐
		A	5.161.47.86^{🇺🇸 HETZNER-CLOUD2-AS5.161.47.0/24}
			PTR	`static.86.47.161.5.clients.your-server.de`
		A	5.161.230.87^{🇺🇸 HETZNER-CLOUD2-AS5.161.230.0/24}
			PTR	`static.87.230.161.5.clients.your-server.de`
		A	195.201.128.179^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
			PTR	`static.179.128.201.195.clients.your-server.de`
NS	`ns2.dns-redirect.com`
		A	76.223.91.20^{🇺🇸 Amazon76.223.80.0/20}
			PTR	`ad988eeb126877ff9.awsglobalaccelerator.com`
		A	166.117.68.124^{🇺🇸 Amazon166.117.64.0/20}
			PTR	`ad988eeb126877ff9.awsglobalaccelerator.com`
TXT	`95b3a950-315c-45b8-937a-b865ebeb043a`
TXT	`abuse-report=mailto:abuse@redirhub.com`
TXT	`afternic-verification-aGHTsEA2nLa7KRqzmJySAx`
SOA	`ns1.dns-redirect.com`admin@dns.com 2024-07-29 #1

`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=1787051064

WOT: SAFE (68/100)

Same first word

know-sys.com

Previous names

know-(0x73686974).com

know-show.com

know-sir.com

know-solutions.com

know-space.com

know-spam.com

know-star.com

know-store.com

know-stress-zone.com

know-stress.com

know-supplement.com

know-sy.com

Next names

know-t.com

know-tec.com

know-tech.com

know-tek.com

know-the-ada.com

know-the-cause.com

know-the-eye.com

know-the-flow.com

know-the-law.com

know-the-scoop.com

DNS History

29 records (12 active, 17 former)

○NSns1.a2hosting.com2026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

●NSns1.dns-redirect.com2026-08-08 → 2026-08-18 · 3 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
● 2026-08-18 11:07:36

○NSns2.a2hosting.com2026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

●NSns2.dns-redirect.com2026-08-08 → 2026-08-18 · 3 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
● 2026-08-18 11:07:36

○NSns3.a2hosting.com2026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

○NSns4.a2hosting.com2026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

○NSns71.domaincontrol.com2026-06-07 → 2026-06-14 · 5 obs

○ 2026-04-30 07:50:42
● 2026-06-07 05:25:14
● 2026-06-14 01:24:46
○ 2026-08-08 12:11:58
○ 2026-08-18 11:07:36

○NSns72.domaincontrol.com2026-06-07 → 2026-06-14 · 5 obs

○ 2026-04-30 07:50:42
● 2026-06-07 05:25:14
● 2026-06-14 01:24:46
○ 2026-08-08 12:11:58
○ 2026-08-18 11:07:36

○MXknowsys-com01b.mail.protection.outlook.com2026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

○A13.248.213.452026-06-07 → 2026-06-14 · 5 obs

○ 2026-04-30 07:50:42
● 2026-06-07 05:25:14
● 2026-06-14 01:24:46
○ 2026-08-08 12:11:58
○ 2026-08-18 11:07:36

●A195.201.128.1792026-08-08 → 2026-08-18 · 3 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
● 2026-08-18 11:07:36

●A2406:da1e:214:c900:e407:4964:942c:995a2026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

○A2406:da1e:214:c901:29aa:5df5:c0f2:af212026-08-08 → 2026-08-08 · 4 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

●A2406:da1e:214:c901:b771:2d2f:f6ee:ea4f2026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

●A2600:1f18:6a07:601:3a2e:6474:85a2:7d3b2026-08-08 → 2026-08-18 · 3 obs

○ 2026-08-08 12:11:58
● 2026-08-08 15:00:14
● 2026-08-18 11:07:36

○A2600:1f1c:6db:8800:253b:33b8:af94:4042026-08-08 → 2026-08-08 · 4 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

●A2600:1f1c:6db:8800:f6f:c2e:aa69:87fd2026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

●A2a01:4f8:1c1e:d6f1::12026-08-08 → 2026-08-18 · 3 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
● 2026-08-18 11:07:36

●A2a01:4ff:1f0:dd50::12026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

○A2a01:4ff:f0:5f41::12026-08-08 → 2026-08-08 · 4 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

○A2a01:4ff:f0:a884::12026-08-08 → 2026-08-08 · 4 obs

○ 2026-08-08 12:11:58
● 2026-08-08 15:00:14
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

●A2a05:d014:179b:c400:2fc6:8141:276a:b7e92026-08-08 → 2026-08-18 · 3 obs

○ 2026-08-08 12:11:58
● 2026-08-08 15:00:14
● 2026-08-18 11:07:36

●A2a05:d018:1d22:800:7bea:3394:137a:56fe2026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

○A2a05:d018:1d22:800:c166:7571:7485:6f8a2026-08-08 → 2026-08-08 · 4 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

○A5.161.230.872026-08-08 → 2026-08-08 · 4 obs

○ 2026-08-08 12:11:58
● 2026-08-08 15:00:14
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

○A5.161.47.862026-08-08 → 2026-08-08 · 4 obs

○ 2026-06-14 01:24:46
● 2026-08-08 12:11:58
○ 2026-08-18 11:07:30
○ 2026-08-18 11:07:36

●A5.78.156.592026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-08 15:00:14
● 2026-08-18 11:07:30
● 2026-08-18 11:07:36

○A68.66.226.772026-03-13 → 2026-04-30 · 4 obs

● 2026-03-13 08:38:04
● 2026-04-30 07:50:42
○ 2026-06-07 05:25:14
○ 2026-08-18 11:07:36

○A76.223.67.1892026-06-07 → 2026-06-14 · 5 obs

○ 2026-04-30 07:50:42
● 2026-06-07 05:25:14
● 2026-06-14 01:24:46
○ 2026-08-08 12:11:58
○ 2026-08-18 11:07:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
know-sys.com	ns1.dns-redirect.com, ns2.dns-redirect.com	5 records

✅ Authoritative Response

Server:166.117.68.124

NS records: ns1.dns-redirect.com, ns2.dns-redirect.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for know-sys.com (unsigned zone)

⏱️ Timing

Total: 330ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`5.78.156.59, 195.201.128.179`
AAAA	8	`2a01:4f8:1c1e:d6f1::1, 2a01:4ff:1f0:dd50::1...`
NS	2	`ns1.dns-redirect.com, ns2.dns-redirect.com`
TXT	3	`afternic-verification-aGHTsEA2nLa7KRqzmJ, 95b3a950-315c-45b8-937a-b865ebeb043a...`
SOA	1	`ns1.dns-redirect.com admin.dns.com`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.dns-redirect.com, ns1.dns-redirect.com, ns1.dns-redirect.com...)

Analysis

IP Addresses

know-sys.com has 10 IP addresses — 5.78.156.59, 195.201.128.179, 2406:da1e:214:c900:e407:4964:942c:995a and 7 more.

bladesa.com, naturalmas.com, tim.loans and two other host names share IP numbers with know-sys.com.

Name Servers

The NS records for know-sys.com delegate to ns1.dns-redirect.com and ns2.dns-redirect.com.

know-sys.com uses the same name servers as several other domains — among them www.davexpressdelivery.online, mail.amlights.com, mail.homescotland.com and two more.

Hostnames that resolve to three IP addresses:

ns1.dns-redirect.com maps to three IP addresses: 5.161.47.86, 5.161.230.87 and 195.201.128.179.

Hostnames that resolve to two IP addresses:

The A records for ns2.dns-redirect.com return 76.223.91.20 and 166.117.68.124.