ducou.com - dns.ninja

`ducou.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	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f4e:999e:923d:5c17^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 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	2600:1f18:683a:ae1b:c77b:8621:67b5:65^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.217.98.222^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-217-98-222.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	54.211.183.184^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-183-184.compute-1.amazonaws.com`
		A	100.27.188.59^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-27-188-59.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1ff8:84b4:19de:5ca6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3e5a:c8a4:5d33:b6a0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	54.235.53.129^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-235-53-129.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 +MX +A -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-08 #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=1786192854

Same first word

ducou.com

Similar names

ucdou.com

uucod.org

udocu.com

coudu.com

oducu.com

cudou.com

cuodu.com

cuduo.cn

uduco.com

doucu.com

cuudo.pl

uudoc.com

coduu.com

ucudo.com

DNS History

31 records (7 active, 24 former)

●NSns1.namebrightdns.com2015-08-25 → 2026-08-08 · 5 obs

● 2015-08-25 00:47:48
● 2015-10-19 06:40:56
○ 2015-11-13 12:58:24
● 2015-11-26 06:57:24
● 2026-08-08 12:50:44

○NSns2.namebrightdns.com2015-08-25 → 2016-12-08 · 6 obs

● 2015-08-25 00:47:48
● 2015-10-19 06:40:56
○ 2015-11-13 12:58:24
● 2015-11-26 06:57:24
● 2016-12-08 22:10:12
○ 2026-08-08 12:50:44

●NSnsg1.namebrightdns.com2015-11-13 → 2026-08-08 · 5 obs

○ 2015-10-19 06:40:56
● 2015-11-13 12:58:24
○ 2015-11-26 06:57:24
○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

●NSnsg2.namebrightdns.com2015-11-13 → 2026-08-08 · 5 obs

○ 2015-10-19 06:40:56
● 2015-11-13 12:58:24
○ 2015-11-26 06:57:24
○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

○MXmail1.namebrightmail.com2015-08-25 → 2016-03-17 · 4 obs

● 2015-08-25 00:47:48
● 2016-03-17 03:37:22
○ 2016-05-23 23:15:02
○ 2026-08-08 12:50:44

○MXmail2.namebrightmail.com2015-08-25 → 2016-03-17 · 4 obs

● 2015-08-25 00:47:48
● 2016-03-17 03:37:22
○ 2016-05-23 23:15:02
○ 2026-08-08 12:50:44

○A107.23.195.1782016-05-23 → 2016-05-23 · 4 obs

○ 2016-03-17 03:37:22
● 2016-05-23 23:15:02
○ 2016-06-09 11:00:46
○ 2026-08-08 12:50:44

○A107.23.198.2402016-09-09 → 2016-09-09 · 4 obs

○ 2016-06-09 11:00:46
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

●A13.223.25.842026-08-08 → 2026-08-08 · 2 obs

○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-08-08 → 2026-08-08 · 2 obs

○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-08-08 → 2026-08-08 · 2 obs

○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

○A52.0.96.242016-03-07 → 2016-03-07 · 4 obs

○ 2016-01-18 01:16:16
● 2016-03-07 22:41:20
○ 2016-03-17 03:37:22
○ 2026-08-08 12:50:44

○A52.20.104.2402016-05-23 → 2016-05-23 · 4 obs

○ 2016-03-17 03:37:22
● 2016-05-23 23:15:02
○ 2016-06-09 11:00:46
○ 2026-08-08 12:50:44

○A52.200.243.1232016-06-09 → 2016-06-09 · 4 obs

○ 2016-05-23 23:15:02
● 2016-06-09 11:00:46
○ 2016-09-09 20:44:08
○ 2026-08-08 12:50:44

○A52.206.43.2342016-09-09 → 2016-09-09 · 4 obs

○ 2016-06-09 11:00:46
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

○A52.21.180.2332016-03-17 → 2016-03-17 · 4 obs

○ 2016-03-07 22:41:20
● 2016-03-17 03:37:22
○ 2016-05-23 23:15:02
○ 2026-08-08 12:50:44

○A52.21.52.1092016-01-14 → 2016-01-18 · 5 obs

○ 2015-11-26 06:57:24
● 2016-01-14 18:37:52
● 2016-01-18 01:16:16
○ 2016-03-07 22:41:20
○ 2026-08-08 12:50:44

○A52.3.120.902016-03-17 → 2016-03-17 · 4 obs

○ 2016-03-07 22:41:20
● 2016-03-17 03:37:22
○ 2016-05-23 23:15:02
○ 2026-08-08 12:50:44

○A52.4.72.1372016-09-09 → 2016-09-09 · 4 obs

○ 2016-06-09 11:00:46
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

○A52.71.117.992016-03-07 → 2016-03-07 · 4 obs

○ 2016-01-18 01:16:16
● 2016-03-07 22:41:20
○ 2016-03-17 03:37:22
○ 2026-08-08 12:50:44

○A54.152.144.2432016-06-09 → 2016-06-09 · 4 obs

○ 2016-05-23 23:15:02
● 2016-06-09 11:00:46
○ 2016-09-09 20:44:08
○ 2026-08-08 12:50:44

○A54.174.31.2542015-08-25 → 2015-11-26 · 4 obs

● 2015-08-25 00:47:48
● 2015-11-26 06:57:24
○ 2016-01-14 18:37:52
○ 2026-08-08 12:50:44

○A54.208.74.2152015-08-25 → 2015-11-26 · 4 obs

● 2015-08-25 00:47:48
● 2015-11-26 06:57:24
○ 2016-01-14 18:37:52
○ 2026-08-08 12:50:44

○A54.209.174.1672016-01-14 → 2016-01-18 · 5 obs

○ 2015-11-26 06:57:24
● 2016-01-14 18:37:52
● 2016-01-18 01:16:16
○ 2016-03-07 22:41:20
○ 2026-08-08 12:50:44

○A54.210.33.1902016-09-09 → 2016-09-09 · 4 obs

○ 2016-06-09 11:00:46
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

○A54.236.123.2242016-09-09 → 2016-09-09 · 4 obs

○ 2016-06-09 11:00:46
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

●A54.243.117.1972026-08-08 → 2026-08-08 · 2 obs

○ 2016-12-08 22:10:12
● 2026-08-08 12:50:44

○A54.84.80.1732016-11-30 → 2016-12-08 · 4 obs

○ 2016-09-09 20:44:08
● 2016-11-30 00:07:12
● 2016-12-08 22:10:12
○ 2026-08-08 12:50:44

○A54.88.107.1402016-11-30 → 2016-12-08 · 4 obs

○ 2016-09-09 20:44:08
● 2016-11-30 00:07:12
● 2016-12-08 22:10:12
○ 2026-08-08 12:50:44

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-25 → 2016-09-09 · 4 obs

● 2015-08-25 00:47:48
● 2016-09-09 20:44:08
○ 2016-11-30 00:07:12
○ 2026-08-08 12:50:44

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-11-30 → 2016-12-08 · 4 obs

○ 2016-09-09 20:44:08
● 2016-11-30 00:07:12
● 2016-12-08 22:10:12
○ 2026-08-08 12:50:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
ducou.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	14 records

✅ Authoritative Response

Server:54.162.235.48

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ducou.com (unsigned zone)

⏱️ Timing

Total: 369ms | 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	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 +MX +A -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

ducou.com resolves to 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.

radicaloutcomes.com, astridbryan.com, nunsi.com and two other host names share IP numbers with ducou.com.

Name Servers

ducou.com has three name servers — ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

ducou.com partially shares its NS delegation with several other domains, including laverce.com, dfipay.com, engineclassifieds.com and two others.

These name servers regularly co-occur with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Hostnames that resolve to 8 IP addresses:

nsg1.namebrightdns.com points to 13.217.98.222, 54.152.124.255, 54.211.183.184 and 5 other IP addresses.

Hostnames that resolve to 6 IP addresses:

nsg2.namebrightdns.com points to 54.162.235.48, 54.221.37.2, 54.235.53.129 and 3 other IP addresses.

Hostnames that resolve to three IP addresses:

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