studiokmath.com - dns.ninja

`studiokmath.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:bd8f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:9ca^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.202^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.143^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`phil.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c189^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`phil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2189^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`phil.ns.cloudflare.com`
		A	108.162.193.137^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	172.64.33.137^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	173.245.59.137^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
NS	`surina.ns.cloudflare.com`
		A	2606:4700:50::a29f:2613^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c213^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`surina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2213^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`surina.ns.cloudflare.com`
		A	108.162.194.19^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	162.159.38.19^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	172.64.34.19^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁸²⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁶⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=fxsC345nP_OT1ylciQjuvY4nBh4Rxjr9tFGeeeswpLg`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.9.202, 172.67.189.143
		IPv6 hints	2606:4700:3030::ac43:bd8f, 2606:4700:3033::6815:9ca
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`phil.ns.cloudflare.com`dns@cloudflare.com serial=2408038324

`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=1783085451

Same first word

studiokmath.com

DNS History

16 records (9 active, 7 former)

○NShidden-master.yahoo.com2015-07-25 → 2016-03-23 · 4 obs

● 2015-07-25 06:49:12
● 2016-03-23 20:48:20
○ 2017-04-02 14:50:26
○ 2026-07-03 13:34:10

●NSphil.ns.cloudflare.com2026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●NSsurina.ns.cloudflare.com2026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

○NSyns1.yahoo.com2015-07-25 → 2016-03-23 · 4 obs

● 2015-07-25 06:49:12
● 2016-03-23 20:48:20
○ 2017-04-02 14:50:26
○ 2026-07-03 13:34:10

○NSyns2.yahoo.com2015-07-25 → 2016-03-23 · 4 obs

● 2015-07-25 06:49:12
● 2016-03-23 20:48:20
○ 2017-04-02 14:50:26
○ 2026-07-03 13:34:10

○MXmx-biz.mail.am0.yahoodns.net2015-07-25 → 2016-03-23 · 4 obs

● 2015-07-25 06:49:12
● 2016-03-23 20:48:20
○ 2017-04-02 14:50:26
○ 2026-07-03 13:34:10

●MXroute1.mx.cloudflare.net2026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●MXroute2.mx.cloudflare.net2026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●MXroute3.mx.cloudflare.net2026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●A104.21.9.2022026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●A172.67.189.1432026-03-24 → 2026-07-03 · 3 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-07-03 13:34:10

●A2606:4700:3030::ac43:bd8f2026-07-01 → 2026-07-03 · 3 obs

○ 2026-05-28 11:54:32
● 2026-07-01 19:56:26
● 2026-07-03 13:34:10

●A2606:4700:3033::6815:9ca2026-07-01 → 2026-07-03 · 3 obs

○ 2026-05-28 11:54:32
● 2026-07-01 19:56:26
● 2026-07-03 13:34:10

○A2606:4700:3035::6815:9ca2026-03-24 → 2026-05-28 · 5 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-05-28 11:54:32
○ 2026-07-01 19:56:26
○ 2026-07-03 13:34:10

○A2606:4700:3037::ac43:bd8f2026-03-24 → 2026-05-28 · 5 obs

○ 2017-04-02 14:50:26
● 2026-03-24 12:11:16
● 2026-05-28 11:54:32
○ 2026-07-01 19:56:26
○ 2026-07-03 13:34:10

○A98.138.19.1432015-07-25 → 2016-03-23 · 4 obs

● 2015-07-25 06:49:12
● 2016-03-23 20:48:20
○ 2017-04-02 14:50:26
○ 2026-07-03 13:34:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studiokmath.com	phil.ns.cloudflare.com, surina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.137

NS records: phil.ns.cloudflare.com, surina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studiokmath.com (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.189.143, 104.21.9.202`
AAAA	2	`2606:4700:3033::6815:9ca, 2606:4700:3030::ac43:bd8f`
NS	2	`phil.ns.cloudflare.com, surina.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 46), route3.mx.cloudflare.net (pri: 82)...`
TXT	2	`google-site-verification=fxsC345nP_OT1yl, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`phil.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studiokmath.com has four IP addresses: 104.21.9.202, 172.67.189.143, 2606:4700:3030::ac43:bd8f and 2606:4700:3033::6815:9ca.

greencentar.com, essentialparfum.com, joesfishnchips.co.uk and two other host names share IP numbers with studiokmath.com.

Name Servers

The NS records for studiokmath.com delegate to phil.ns.cloudflare.com and surina.ns.cloudflare.com.

studiokmath.com uses the same name servers as several other domains — among them melbets-egypt.com, texegplxnt.shop, 1winonline.co.tz and two more.

studiokmath.com has at least partial name server overlap with other domains, such as haggerstoncastle.org.uk, services.everquote.com, 112scherpenzeel.nl and two others.

Hostnames that resolve to 6 IP addresses:

phil.ns.cloudflare.com maps to 108.162.193.137, 172.64.33.137, 173.245.59.137 and 3 additional IP addresses.

surina.ns.cloudflare.com maps to 108.162.194.19, 162.159.38.19, 172.64.34.19 and 3 additional IP addresses.

Mail Servers

studiokmath.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

studiokmath.com has at least partial mail server overlap with other domains such as rwrx.net, groop.zone, mdosystems.com and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.