concentrationtest.com - dns.ninja

`concentrationtest.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:2ea8^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8cbf^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.168^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.191^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hasslo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c86^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hasslo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c386^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hasslo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2386^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hasslo.ns.cloudflare.com`
		A	108.162.195.134^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hasslo.ns.cloudflare.com`
		A	162.159.44.134^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hasslo.ns.cloudflare.com`
		A	172.64.35.134^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hasslo.ns.cloudflare.com`
NS	`molly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3acd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`molly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0cd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`molly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20cd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`molly.ns.cloudflare.com`
		A	108.162.192.205^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`molly.ns.cloudflare.com`
		A	172.64.32.205^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`molly.ns.cloudflare.com`
		A	173.245.58.205^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`molly.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	`route2.mx.cloudflare.net`⁽⁵⁴⁾
		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`
MX	`route3.mx.cloudflare.net`⁽⁷⁹⁾
		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`
TXT	`google-site-verification=RxjILbyMtDqi9IWwFWeDKsIuKd57yfQZ0fLCQ0vIf-E`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.168, 172.67.140.191
		IPv6 hints	2606:4700:3036::6815:2ea8, 2606:4700:3036::ac43:8cbf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOA	`hasslo.ns.cloudflare.com`dns@cloudflare.com serial=2410317161

`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=1786657299

Same first word

concentrationtest.com

DNS History

19 records (9 active, 10 former)

●NShasslo.ns.cloudflare.com2026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

●NSmolly.ns.cloudflare.com2026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

○NSns1.above.com2017-02-20 → 2017-02-20 · 4 obs

○ 2016-07-11 07:39:38
● 2017-02-20 09:38:10
○ 2026-07-03 19:33:54
○ 2026-08-13 21:50:38

○NSns1.concentrationtest.com2015-11-25 → 2015-11-25 · 4 obs

○ 2015-08-09 22:08:34
● 2015-11-25 13:32:56
○ 2016-03-16 06:00:28
○ 2026-08-13 21:50:38

○NSns1.smtmdns.com2015-08-09 → 2016-07-11 · 6 obs

● 2015-08-09 22:08:34
○ 2015-11-25 13:32:56
● 2016-03-16 06:00:28
● 2016-07-11 07:39:38
○ 2017-02-20 09:38:10
○ 2026-08-13 21:50:38

○NSns2.above.com2017-02-20 → 2017-02-20 · 4 obs

○ 2016-07-11 07:39:38
● 2017-02-20 09:38:10
○ 2026-07-03 19:33:54
○ 2026-08-13 21:50:38

○NSns2.smtmdns.com2015-08-09 → 2016-07-11 · 6 obs

● 2015-08-09 22:08:34
○ 2015-11-25 13:32:56
● 2016-03-16 06:00:28
● 2016-07-11 07:39:38
○ 2017-02-20 09:38:10
○ 2026-08-13 21:50:38

○MXmx92.m1bp.com2017-02-20 → 2017-02-20 · 3 obs

● 2017-02-20 09:38:10
○ 2026-07-03 19:33:54
○ 2026-08-13 21:50:38

○MXmx92.mb5p.com2017-02-20 → 2017-02-20 · 3 obs

● 2017-02-20 09:38:10
○ 2026-07-03 19:33:54
○ 2026-08-13 21:50:38

●MXroute1.mx.cloudflare.net2026-07-28 → 2026-08-13 · 3 obs

○ 2026-07-03 19:33:54
● 2026-07-28 13:16:38
● 2026-08-13 21:50:38

●MXroute2.mx.cloudflare.net2026-07-28 → 2026-08-13 · 3 obs

○ 2026-07-03 19:33:54
● 2026-07-28 13:16:38
● 2026-08-13 21:50:38

●MXroute3.mx.cloudflare.net2026-07-28 → 2026-08-13 · 3 obs

○ 2026-07-03 19:33:54
● 2026-07-28 13:16:38
● 2026-08-13 21:50:38

○A103.224.182.2452017-02-20 → 2017-02-20 · 4 obs

○ 2016-07-11 07:39:38
● 2017-02-20 09:38:10
○ 2026-07-03 19:33:54
○ 2026-08-13 21:50:38

●A104.21.46.1682026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

●A172.67.140.1912026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

●A2606:4700:3036::6815:2ea82026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

●A2606:4700:3036::ac43:8cbf2026-07-03 → 2026-08-13 · 3 obs

○ 2017-02-20 09:38:10
● 2026-07-03 19:33:54
● 2026-08-13 21:50:38

○A66.135.47.1252015-08-09 → 2015-11-25 · 4 obs

● 2015-08-09 22:08:34
● 2015-11-25 13:32:56
○ 2016-03-16 06:00:28
○ 2026-08-13 21:50:38

○A85.17.25.2422015-08-09 → 2016-07-11 · 6 obs

● 2015-08-09 22:08:34
○ 2015-11-25 13:32:56
● 2016-03-16 06:00:28
● 2016-07-11 07:39:38
○ 2017-02-20 09:38:10
○ 2026-08-13 21:50:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
concentrationtest.com	molly.ns.cloudflare.com, hasslo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.205

NS records: molly.ns.cloudflare.com, hasslo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for concentrationtest.com (unsigned zone)

⏱️ Timing

Total: 183ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.46.168, 172.67.140.191`
AAAA	2	`2606:4700:3036::6815:2ea8, 2606:4700:3036::ac43:8cbf`
NS	2	`hasslo.ns.cloudflare.com, molly.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 17), route2.mx.cloudflare.net (pri: 54)...`
TXT	2	`google-site-verification=RxjILbyMtDqi9IW, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hasslo.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

concentrationtest.com points to the four IP addresses 104.21.46.168, 172.67.140.191, 2606:4700:3036::6815:2ea8 and 2606:4700:3036::ac43:8cbf.

Additional host names — mirsv.com, rnqb.com, construyendoycreciendo.org and two others — share IP numbers with concentrationtest.com.

Name Servers

Two name servers handle the delegation for concentrationtest.com: hasslo.ns.cloudflare.com and molly.ns.cloudflare.com.

concentrationtest.com shares its name server setup with other domains, including daddy457.casino, daddy228.casino, schoolnets.com and two others.

There is at least partial name server overlap between concentrationtest.com and other domains — shellshockliveforums.com, nutrience.com, gotvhost.top and two more among them.

The name servers roman.ns.cloudflare.com, rosalyn.ns.cloudflare.com and monika.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

hasslo.ns.cloudflare.com resolves to 108.162.195.134, 162.159.44.134 and 172.64.35.134 among others, with 3 other IP addresses in total.

molly.ns.cloudflare.com resolves to 108.162.192.205, 172.64.32.205 and 173.245.58.205 among others, with 3 other IP addresses in total.

Mail Servers

Incoming mail for concentrationtest.com is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

concentrationtest.com shares mail servers — at least in part — with other domains, including autotuningeurope.com, micarlino.es, techcoupon.net.net and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.