`kou-dai.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2c7b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c7bd^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.123^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.189^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isla.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
NS	`rob.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rob.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rob.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rob.ns.cloudflare.com`
		A	108.162.193.140^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rob.ns.cloudflare.com`
		A	172.64.33.140^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rob.ns.cloudflare.com`
		A	173.245.59.140^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rob.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.123, 172.67.199.189
		IPv6 hints	2606:4700:3034::6815:2c7b, 2606:4700:3036::ac43:c7bd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com
SOA	`isla.ns.cloudflare.com`dns@cloudflare.com serial=2400153016

`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=1776161487

Same first word

kou-dai.com

Similar names

dai-kou.co.jp

audio-k.com

DNS History

16 records (6 active, 10 former)

○NSdns10.hichina.com2017-01-05 → 2018-01-17 · 5 obs

○ 2016-04-28 03:37:24
● 2017-01-05 15:34:28
● 2018-01-17 23:27:38
○ 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

○NSdns9.hichina.com2017-01-05 → 2018-01-17 · 5 obs

○ 2016-04-28 03:37:24
● 2017-01-05 15:34:28
● 2018-01-17 23:27:38
○ 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

○NSf1g1ns1.dnspod.net2015-11-11 → 2016-04-28 · 4 obs

● 2015-11-11 02:26:06
● 2016-04-28 03:37:24
○ 2017-01-05 15:34:28
○ 2026-04-14 10:12:48

○NSf1g1ns2.dnspod.net2015-11-11 → 2016-04-28 · 4 obs

● 2015-11-11 02:26:06
● 2016-04-28 03:37:24
○ 2017-01-05 15:34:28
○ 2026-04-14 10:12:48

●NSisla.ns.cloudflare.com2026-04-09 → 2026-04-14 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
● 2026-04-14 10:12:48

●NSrob.ns.cloudflare.com2026-04-09 → 2026-04-14 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
● 2026-04-14 10:12:48

●A104.21.44.1232026-04-14 → 2026-04-14 · 2 obs

○ 2026-04-09 04:11:54
● 2026-04-14 10:12:48

○A118.193.197.232015-11-11 → 2016-04-28 · 4 obs

● 2015-11-11 02:26:06
● 2016-04-28 03:37:24
○ 2017-01-05 15:34:28
○ 2026-04-14 10:12:48

●A172.67.199.1892026-04-14 → 2026-04-14 · 2 obs

○ 2026-04-09 04:11:54
● 2026-04-14 10:12:48

○A188.114.96.02026-04-09 → 2026-04-09 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

○A188.114.97.02026-04-09 → 2026-04-09 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

●A2606:4700:3034::6815:2c7b2026-04-14 → 2026-04-14 · 2 obs

○ 2026-04-09 04:11:54
● 2026-04-14 10:12:48

●A2606:4700:3036::ac43:c7bd2026-04-14 → 2026-04-14 · 2 obs

○ 2026-04-09 04:11:54
● 2026-04-14 10:12:48

○A2a06:98c1:3120::2026-04-09 → 2026-04-09 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

○A2a06:98c1:3121::2026-04-09 → 2026-04-09 · 3 obs

○ 2018-01-17 23:27:38
● 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

○A47.90.104.2512017-01-05 → 2018-01-17 · 5 obs

○ 2016-04-28 03:37:24
● 2017-01-05 15:34:28
● 2018-01-17 23:27:38
○ 2026-04-09 04:11:54
○ 2026-04-14 10:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
kou-dai.com	isla.ns.cloudflare.com, rob.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.119

NS records: isla.ns.cloudflare.com, rob.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kou-dai.com (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.44.123, 172.67.199.189`
AAAA	2	`2606:4700:3036::ac43:c7bd, 2606:4700:3034::6815:2c7b`
NS	2	`isla.ns.cloudflare.com, rob.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isla.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (isla.ns.cloudflare.com, isla.ns.cloudflare.com, isla.ns.cloudflare.com...)

Analysis

IP Addresses

kou-dai.com maps to four IP numbers: 2606:4700:3034::6815:2c7b, 2606:4700:3036::ac43:c7bd, 104.21.44.123 and 172.67.199.189.

Other host names, for instance nenvar.com, oltravenyrios.com, moderapartners.click, billbo.tv and nizkocen.com.ua share IP numbers with kou-dai.com.

Name Servers

Two name servers isla.ns.cloudflare.com and rob.ns.cloudflare.com are delegated to kou-dai.com.

kou-dai.com uses the same name server configuration as other domains, such as nfhouse.net, tyvoranquelos.com, 200134.com, zajc.info and gyronisquetra.com.

kou-dai.com at least partially shares name servers with other domains such as chuthanoi.cz, true.co.th, newbagventures.com, 3bro.info and badaforums.net.

These name servers are commonly used with dora.ns.cloudflare.com, greg.ns.cloudflare.com, will.ns.cloudflare.com and art.ns.cloudflare.com.

Host names with six IP numbers: Host name isla.ns.cloudflare.com points to 2606:4700:50::adf5:3a77, 2803:f800:50::6ca2:c077, 2a06:98c1:50::ac40:2077, 108.162.192.119, 172.64.32.119 and 173.245.58.119; host name rob.ns.cloudflare.com points to 2606:4700:58::adf5:3b8c, 2803:f800:50::6ca2:c18c, 2a06:98c1:50::ac40:218c, 108.162.193.140, 172.64.33.140 and 173.245.59.140.

kou-dai.com - robtex.com

kou-dai.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`kou-dai.com`

`com`