`koisecurity.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:32af^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:a4b6^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.175^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.182^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c065^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2065^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amy.ns.cloudflare.com`
		A	108.162.192.101^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	172.64.32.101^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	173.245.58.101^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
NS	`plato.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bdf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`plato.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`plato.ns.cloudflare.com`
		A	108.162.193.223^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	172.64.33.223^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
		A	173.245.59.223^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`plato.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=zNcml1orKzvyMu64lN35hpfEnFVUJVvlSyCB0fDkcHk`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.175, 172.67.164.182
		IPv6 hints	2606:4700:3032::6815:32af, 2606:4700:3032::ac43:a4b6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=63, name=cloudflare-ech.com
SOA	`amy.ns.cloudflare.com`dns@cloudflare.com serial=2409200272

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

koisecurity.com

koisecurity.ai

koisecurity.net

koisecurity.app

DNS History

15 records (11 active, 4 former)

●NSamy.ns.cloudflare.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●NSplato.ns.cloudflare.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●MXalt1.aspmx.l.google.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●MXalt2.aspmx.l.google.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●MXalt3.aspmx.l.google.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●MXalt4.aspmx.l.google.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●MXaspmx.l.google.com2026-05-17 → 2026-07-15 · 2 obs

● 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●A104.21.50.1752026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●A172.67.164.1822026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-17 20:25:18
● 2026-07-15 12:51:16

○A188.114.96.02026-05-17 → 2026-05-17 · 2 obs

● 2026-05-17 20:25:18
○ 2026-07-15 12:51:16

○A188.114.97.02026-05-17 → 2026-05-17 · 2 obs

● 2026-05-17 20:25:18
○ 2026-07-15 12:51:16

●A2606:4700:3032::6815:32af2026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-17 20:25:18
● 2026-07-15 12:51:16

●A2606:4700:3032::ac43:a4b62026-07-15 → 2026-07-15 · 2 obs

○ 2026-05-17 20:25:18
● 2026-07-15 12:51:16

○A2a06:98c1:3120::2026-05-17 → 2026-05-17 · 2 obs

● 2026-05-17 20:25:18
○ 2026-07-15 12:51:16

○A2a06:98c1:3121::2026-05-17 → 2026-05-17 · 2 obs

● 2026-05-17 20:25:18
○ 2026-07-15 12:51:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
koisecurity.app	amy.ns.cloudflare.com, plato.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.101

NS records: amy.ns.cloudflare.com, plato.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koisecurity.app (unsigned zone)

⏱️ Timing

Total: 567ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.50.175, 172.67.164.182`
AAAA	2	`2606:4700:3032::6815:32af, 2606:4700:3032::ac43:a4b6`
NS	2	`amy.ns.cloudflare.com, plato.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=zNcml1orKzvyMu6, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amy.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

koisecurity.app points to the four IP addresses 104.21.50.175, 172.67.164.182, 2606:4700:3032::6815:32af and 2606:4700:3032::ac43:a4b6.

Additional host names — clickbliss789.top, www.iyo2o.cn.cdn.cloudflare.net, padisahbet821.com and two others — share IP numbers with koisecurity.app.

Name Servers

Two name servers handle the delegation for koisecurity.app: amy.ns.cloudflare.com and plato.ns.cloudflare.com.

koisecurity.app shares its name server setup with other domains, including itskoi.com, trywithkoi.com, ismyshiftkeyonornot.com and two others.

There is at least partial name server overlap between koisecurity.app and other domains — kalpa-pharmaceuticals.org, akegroup.de, wilczoglodna.pl and two more among them.

These name servers are routinely deployed together with the name servers byron.ns.cloudflare.com.

Host names with 6 IP numbers:

amy.ns.cloudflare.com resolves to 108.162.192.101, 172.64.32.101 and 173.245.58.101 among others, with 3 other IP addresses in total.

plato.ns.cloudflare.com resolves to 108.162.193.223, 172.64.33.223 and 173.245.59.223 among others, with 3 other IP addresses in total.

Mail Servers

koisecurity.app has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

koisecurity.app shares mail servers — at least in part — with other domains, including ns500754.ns500754.ns500754.ns500671.ns500731.ns500731.ns500688.ns500678.ns500291.ns500666.ns500291.ns500291.ns500131.lustychickser.com, ns500693.ns500693.ns500734.ns500699.ns500699.ns500734.ns500693.ns500693.ns500693.ns500699.ns500683.ns500699.ns500612.ns500612.ns500578.ns500110.dtrkdll.com, vectaury.io and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 142.251.16.27 and 2607:f8b0:4004:c08::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.

koisecurity.app - robtex.com

koisecurity.app

app

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`koisecurity.app`

`app`