kcui.com - dns.ninja

`kcui.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:41e4^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:c189^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.228^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.137^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`drew.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`drew.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`drew.ns.cloudflare.com`
		A	108.162.193.160^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	172.64.33.160^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
		A	173.245.59.160^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`drew.ns.cloudflare.com`
NS	`sharon.ns.cloudflare.com`
		A	2606:4700:50::adf5:3add^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sharon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sharon.ns.cloudflare.com`
		A	108.162.192.221^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	172.64.32.221^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	173.245.58.221^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.228, 172.67.193.137
		IPv6 hints	2606:4700:3032::6815:41e4, 2606:4700:3035::ac43:c189
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOA	`drew.ns.cloudflare.com`dns@cloudflare.com serial=2410466051

`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=1785096242

Same first word

kcui.com

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DNS History

33 records (8 active, 25 former)

○NSbuy.internettraffic.com2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:53:08
○ 2015-11-22 10:26:56
○ 2026-07-26 20:09:48

●NSdrew.ns.cloudflare.com2026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○NSns1.afternic.com2026-06-04 → 2026-06-04 · 4 obs

○ 2016-12-17 15:45:16
● 2026-06-04 04:19:22
○ 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

○NSns1.sedoparking.com2015-11-22 → 2016-06-30 · 8 obs

○ 2015-07-23 02:53:08
● 2015-11-22 10:26:56
○ 2016-02-10 22:14:04
○ 2016-06-19 07:25:40
● 2016-06-20 13:52:06
● 2016-06-30 12:04:00
○ 2016-07-01 14:39:20
○ 2026-07-26 20:09:48

○NSns2.afternic.com2026-06-04 → 2026-06-04 · 4 obs

○ 2016-12-17 15:45:16
● 2026-06-04 04:19:22
○ 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

○NSns2.sedoparking.com2015-11-22 → 2016-06-30 · 8 obs

○ 2015-07-23 02:53:08
● 2015-11-22 10:26:56
○ 2016-02-10 22:14:04
○ 2016-06-19 07:25:40
● 2016-06-20 13:52:06
● 2016-06-30 12:04:00
○ 2016-07-01 14:39:20
○ 2026-07-26 20:09:48

○NSns47.domaincontrol.com2016-07-01 → 2016-12-17 · 5 obs

○ 2016-06-30 12:04:00
● 2016-07-01 14:39:20
● 2016-12-17 15:45:16
○ 2026-06-04 04:19:22
○ 2026-07-26 20:09:48

○NSns48.domaincontrol.com2016-07-01 → 2016-12-17 · 5 obs

○ 2016-06-30 12:04:00
● 2016-07-01 14:39:20
● 2016-12-17 15:45:16
○ 2026-06-04 04:19:22
○ 2026-07-26 20:09:48

○NSns73.domaincontrol.com2016-02-10 → 2016-06-19 · 5 obs

○ 2015-11-22 10:26:56
● 2016-02-10 22:14:04
● 2016-06-19 07:25:40
○ 2016-06-20 13:52:06
○ 2026-07-26 20:09:48

○NSns74.domaincontrol.com2016-02-10 → 2016-06-19 · 5 obs

○ 2015-11-22 10:26:56
● 2016-02-10 22:14:04
● 2016-06-19 07:25:40
○ 2016-06-20 13:52:06
○ 2026-07-26 20:09:48

○NSsell.internettraffic.com2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:53:08
○ 2015-11-22 10:26:56
○ 2026-07-26 20:09:48

●NSsharon.ns.cloudflare.com2026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○MXmail.nickstel.com2015-11-22 → 2016-06-30 · 7 obs

● 2015-11-22 10:26:56
○ 2016-02-10 22:14:04
○ 2016-06-19 07:25:40
● 2016-06-20 13:52:06
● 2016-06-30 12:04:00
○ 2016-07-01 14:39:20
○ 2026-07-26 20:09:48

○MXmailstore1.secureserver.net2016-02-10 → 2016-12-17 · 9 obs

○ 2015-11-22 10:26:56
● 2016-02-10 22:14:04
● 2016-06-19 07:25:40
○ 2016-06-20 13:52:06
○ 2016-06-30 12:04:00
● 2016-07-01 14:39:20
● 2016-12-17 15:45:16
○ 2026-06-04 04:19:22
○ 2026-07-26 20:09:48

●MXmxbiz1.qq.com2026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

●MXmxbiz2.qq.com2026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○MXsmtp.secureserver.net2016-02-10 → 2016-12-17 · 9 obs

●A104.21.65.2282026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○A13.248.169.482026-06-04 → 2026-06-04 · 4 obs

○ 2016-12-17 15:45:16
● 2026-06-04 04:19:22
○ 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

●A172.67.193.1372026-06-30 → 2026-07-26 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○A184.168.221.112016-12-17 → 2016-12-17 · 4 obs

○ 2016-09-26 01:34:32
● 2016-12-17 15:45:16
○ 2026-06-04 04:19:22
○ 2026-07-26 20:09:48

○A184.168.221.182016-07-01 → 2016-07-18 · 5 obs

○ 2016-06-30 12:04:00
● 2016-07-01 14:39:20
● 2016-07-18 04:43:58
○ 2016-07-19 13:48:00
○ 2026-07-26 20:09:48

○A208.98.40.2112026-06-04 → 2026-07-26 · 2 obs

○ 2026-06-04 04:19:22
○ 2026-07-26 20:09:48

●A2606:4700:3032::6815:41e42026-07-26 → 2026-07-26 · 2 obs

○ 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○A2606:4700:3033::6815:41e42026-06-30 → 2026-06-30 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

○A2606:4700:3034::ac43:c1892026-06-30 → 2026-06-30 · 3 obs

○ 2026-06-04 04:19:22
● 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

●A2606:4700:3035::ac43:c1892026-07-26 → 2026-07-26 · 2 obs

○ 2026-06-30 00:39:24
● 2026-07-26 20:09:48

○A50.63.202.12016-09-26 → 2016-09-26 · 4 obs

○ 2016-07-30 06:38:10
● 2016-09-26 01:34:32
○ 2016-12-17 15:45:16
○ 2026-07-26 20:09:48

○A50.63.202.22016-02-10 → 2016-06-19 · 5 obs

○ 2015-11-22 10:26:56
● 2016-02-10 22:14:04
● 2016-06-19 07:25:40
○ 2016-06-20 13:52:06
○ 2026-07-26 20:09:48

○A50.63.202.312016-07-19 → 2016-07-30 · 5 obs

○ 2016-07-18 04:43:58
● 2016-07-19 13:48:00
● 2016-07-30 06:38:10
○ 2016-09-26 01:34:32
○ 2026-07-26 20:09:48

○A69.172.201.2082015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 02:53:08
○ 2015-11-22 10:26:56
○ 2026-07-26 20:09:48

○A72.52.4.1212015-11-22 → 2016-06-30 · 8 obs

○ 2015-07-23 02:53:08
● 2015-11-22 10:26:56
○ 2016-02-10 22:14:04
○ 2016-06-19 07:25:40
● 2016-06-20 13:52:06
● 2016-06-30 12:04:00
○ 2016-07-01 14:39:20
○ 2026-07-26 20:09:48

○A76.223.54.1462026-06-04 → 2026-06-04 · 4 obs

○ 2016-12-17 15:45:16
● 2026-06-04 04:19:22
○ 2026-06-30 00:39:24
○ 2026-07-26 20:09:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
kcui.com	drew.ns.cloudflare.com, sharon.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.221

NS records: drew.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kcui.com (unsigned zone)

⏱️ Timing

Total: 123ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.137, 104.21.65.228`
AAAA	2	`2606:4700:3032::6815:41e4, 2606:4700:3035::ac43:c189`
NS	2	`drew.ns.cloudflare.com, sharon.ns.cloudflare.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`drew.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

kcui.com resolves to four IP addresses: 104.21.65.228, 172.67.193.137, 2606:4700:3032::6815:41e4 and 2606:4700:3035::ac43:c189.

myadx.asia, (0x6e616b6564)mindpath.com, hyperobjects.io and two other host names share IP numbers with kcui.com.

Name Servers

Two name servers handle the delegation for kcui.com: drew.ns.cloudflare.com and sharon.ns.cloudflare.com.

kcui.com uses the same name servers as several other domains — among them andersonnissan.com, radiofobia.com.br, socialmediastrategiessummit.com and two more.

kcui.com has at least partial name server overlap with other domains, such as techmart.us, happyyj.com, soyemprendedor.org and two others.

These name servers tend to appear together with the name servers skip.ns.cloudflare.com, grant.ns.cloudflare.com and gerald.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

drew.ns.cloudflare.com resolves to 108.162.193.160, 172.64.33.160 and 173.245.59.160 among others, with 3 other IP addresses in total.

sharon.ns.cloudflare.com resolves to 108.162.192.221, 172.64.32.221 and 173.245.58.221 among others, with 3 other IP addresses in total.

Mail Servers

Mail for kcui.com is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.

kcui.com uses an identical mail server configuration to several other domains — among them banrenma.com, sunchaser-sports.com, utp999.com and two more.

At least some of kcui.com's mail servers are shared with other domains, among them alewj.com, shiqiapp.com, inuee.com and om-solar.com.