dotku.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`dotku.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg3.namebrightdns.com`
		A	2600:1f18:683a:ae1a:b09d:83f0:e6b6:f42b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f585:1574:e760:ea38^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f05e:353f:7f15:996a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.85.202.11^{🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-85-202-11.compute-1.amazonaws.com`
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.198.24.7^{🇺🇸 Amazon54.198.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-198-24-7.compute-1.amazonaws.com`
NS	`nsg4.namebrightdns.com`
		A	2600:1f18:683a:ae1a:839a:1073:8e76:8236^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4aaf:6a4d:9d6f:d35b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.220.54.74^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-220-54-74.compute-1.amazonaws.com`
		A	13.220.113.110^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-220-113-110.compute-1.amazonaws.com`
		A	34.230.11.24^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-230-11-24.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-16 #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=1786905039

Same first word

dotku.com

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ktudo.com

doktu.com

dotuk.net

dutko.pl

dukto.googlecode.com

dutok.com

dutko.com

tkduo.com

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dotuk.com

tudko.com

kodut.de

dotuk.co

doutk.com

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DNS History

23 records (7 active, 16 former)

●NSns1.namebrightdns.com2015-05-24 → 2026-08-16 · 5 obs

● 2015-05-24 06:31:30
● 2016-01-24 00:09:36
○ 2016-04-22 16:01:16
● 2017-01-09 06:08:18
● 2026-08-16 18:34:46

○NSns2.namebrightdns.com2015-10-26 → 2018-07-02 · 8 obs

○ 2015-05-24 06:31:30
● 2015-10-26 20:25:50
● 2016-01-24 00:09:36
○ 2016-04-22 16:01:16
● 2017-01-09 06:08:18
● 2018-07-02 07:11:34
○ 2026-02-15 06:43:46
○ 2026-08-16 18:34:46

○NSnsg1.namebrightdns.com2015-05-24 → 2016-04-22 · 6 obs

● 2015-05-24 06:31:30
● 2015-10-26 20:25:50
○ 2016-01-24 00:09:36
● 2016-04-22 16:01:16
○ 2017-01-09 06:08:18
○ 2026-08-16 18:34:46

○NSnsg2.namebrightdns.com2015-05-24 → 2016-04-22 · 6 obs

● 2015-05-24 06:31:30
○ 2015-10-26 20:25:50
○ 2016-01-24 00:09:36
● 2016-04-22 16:01:16
○ 2017-01-09 06:08:18
○ 2026-08-16 18:34:46

●NSnsg3.namebrightdns.com2026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

●NSnsg4.namebrightdns.com2026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

○MXanmail.namebrightmail.com2015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 06:31:30
○ 2015-10-26 20:25:50
○ 2026-08-16 18:34:46

●A13.223.25.842026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

○A52.200.243.1232016-04-22 → 2016-04-22 · 4 obs

○ 2016-01-24 00:09:36
● 2016-04-22 16:01:16
○ 2017-01-09 06:08:18
○ 2026-08-16 18:34:46

○A54.152.144.2432016-04-22 → 2016-04-22 · 4 obs

○ 2016-01-24 00:09:36
● 2016-04-22 16:01:16
○ 2017-01-09 06:08:18
○ 2026-08-16 18:34:46

○A54.174.31.2542015-10-26 → 2015-10-26 · 4 obs

○ 2015-05-24 06:31:30
● 2015-10-26 20:25:50
○ 2016-01-24 00:09:36
○ 2026-08-16 18:34:46

○A54.208.74.2152015-10-26 → 2015-10-26 · 4 obs

○ 2015-05-24 06:31:30
● 2015-10-26 20:25:50
○ 2016-01-24 00:09:36
○ 2026-08-16 18:34:46

○A54.209.90.812016-01-24 → 2016-01-24 · 4 obs

○ 2015-10-26 20:25:50
● 2016-01-24 00:09:36
○ 2016-04-22 16:01:16
○ 2026-08-16 18:34:46

○A54.236.84.1112015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 06:31:30
○ 2018-07-02 07:11:34
○ 2026-08-16 18:34:46

●A54.243.117.1972026-02-15 → 2026-08-16 · 3 obs

○ 2018-07-02 07:11:34
● 2026-02-15 06:43:46
● 2026-08-16 18:34:46

○A54.82.156.192017-01-09 → 2017-01-09 · 4 obs

○ 2016-04-22 16:01:16
● 2017-01-09 06:08:18
○ 2018-07-02 07:11:34
○ 2026-08-16 18:34:46

○A54.85.146.1862015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 06:31:30
○ 2018-07-02 07:11:34
○ 2026-08-16 18:34:46

○A54.85.54.292016-01-24 → 2016-01-24 · 4 obs

○ 2015-10-26 20:25:50
● 2016-01-24 00:09:36
○ 2016-04-22 16:01:16
○ 2026-08-16 18:34:46

○A54.86.225.1562017-01-09 → 2017-01-09 · 4 obs

○ 2016-04-22 16:01:16
● 2017-01-09 06:08:18
○ 2018-07-02 07:11:34
○ 2026-08-16 18:34:46

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-05-24 → 2016-04-22 · 4 obs

● 2015-05-24 06:31:30
● 2016-04-22 16:01:16
○ 2017-01-09 06:08:18
○ 2026-08-16 18:34:46

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-01-09 → 2026-02-15 · 5 obs

○ 2016-04-22 16:01:16
● 2017-01-09 06:08:18
● 2026-02-15 06:43:46
○ 2026-03-29 11:46:26
○ 2026-08-16 18:34:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dotku.com	nsg3.namebrightdns.com, nsg4.namebrightdns.com	12 records

✅ Authoritative Response

Server:54.152.124.255

NS records: nsg3.namebrightdns.com, nsg4.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dotku.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg4.namebrightdns.com, nsg3.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg3.namebrightdns.com, nsg3.namebrightdns.com, nsg3.namebrightdns.com...)

Analysis

IP Addresses

dotku.com has four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Two other host names, along with penpots.com, remmus.com and skysmedia.com, also share IP numbers with dotku.com.

Name Servers

The authoritative name servers for dotku.com are ns1.namebrightdns.com, nsg3.namebrightdns.com and nsg4.namebrightdns.com — three in total.

dotku.com partially shares its NS delegation with several other domains, including ideexpress.com, craciunul.com, flightbucks.com and two others.

The name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, ns2.namebrightdns.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

Hostname nsg3.namebrightdns.com directs to 54.85.202.11, 54.152.124.255 and 54.198.24.7 along with 3 other IP addresses.

Hostname nsg4.namebrightdns.com directs to 13.220.54.74, 13.220.113.110 and 34.230.11.24 along with 3 other IP addresses.

Hostnames that map to three IP numbers:

The hostname ns1.namebrightdns.com directs to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.