testmath.ru - dns.ninja

`testmath.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:d069^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2588^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.136^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.208.105^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aliza.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2637^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aliza.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c237^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aliza.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2237^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aliza.ns.cloudflare.com`
		A	108.162.194.55^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aliza.ns.cloudflare.com`
		A	162.159.38.55^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aliza.ns.cloudflare.com`
		A	172.64.34.55^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aliza.ns.cloudflare.com`
NS	`ram.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ram.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ram.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ram.ns.cloudflare.com`
		A	108.162.193.225^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ram.ns.cloudflare.com`
		A	172.64.33.225^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ram.ns.cloudflare.com`
		A	173.245.59.225^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ram.ns.cloudflare.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.136, 172.67.208.105
		IPv6 hints	2606:4700:3033::ac43:d069, 2606:4700:3037::6815:2588
SOA	`aliza.ns.cloudflare.com`dns@cloudflare.com serial=2410723180

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4069838

WOT: SAFE (50/100)

Same first word

testmath.com

testmath.ru

testmath.com.ua

Similar names

mathtest.org

mathtest.ru

mathtest.kz

mathtest.com

mathtest.ca

DNS History

20 records (6 active, 14 former)

●NSaliza.ns.cloudflare.com2026-06-14 → 2026-08-02 · 3 obs

○ 2026-05-21 13:36:10
● 2026-06-14 14:05:10
● 2026-08-02 09:59:24

○NSdns1.komtet.ru2015-06-30 → 2017-01-15 · 4 obs

● 2015-06-30 18:06:10
● 2017-01-15 07:16:06
○ 2026-02-23 22:47:26
○ 2026-08-02 09:59:24

○NSdns2.komtet.ru2015-06-30 → 2017-01-15 · 4 obs

● 2015-06-30 18:06:10
● 2017-01-15 07:16:06
○ 2026-02-23 22:47:26
○ 2026-08-02 09:59:24

○NSexpired.active.domains2026-04-25 → 2026-05-21 · 5 obs

○ 2026-04-24 18:45:40
● 2026-04-25 02:13:42
● 2026-05-21 13:36:10
○ 2026-06-14 14:05:10
○ 2026-08-02 09:59:24

○NSisaac.ns.cloudflare.com2026-02-23 → 2026-04-24 · 5 obs

○ 2017-01-15 07:16:06
● 2026-02-23 22:47:26
● 2026-04-24 18:45:40
○ 2026-04-25 02:13:42
○ 2026-08-02 09:59:24

○NSns1.expired.active.domains2026-04-25 → 2026-05-21 · 5 obs

○ 2026-04-24 18:45:40
● 2026-04-25 02:13:42
● 2026-05-21 13:36:10
○ 2026-06-14 14:05:10
○ 2026-08-02 09:59:24

○NSns2.expired.active.domains2026-04-25 → 2026-05-21 · 5 obs

○ 2026-04-24 18:45:40
● 2026-04-25 02:13:42
● 2026-05-21 13:36:10
○ 2026-06-14 14:05:10
○ 2026-08-02 09:59:24

●NSram.ns.cloudflare.com2026-06-14 → 2026-08-02 · 3 obs

○ 2026-05-21 13:36:10
● 2026-06-14 14:05:10
● 2026-08-02 09:59:24

○NSsara.ns.cloudflare.com2026-02-23 → 2026-04-24 · 5 obs

○ 2017-01-15 07:16:06
● 2026-02-23 22:47:26
● 2026-04-24 18:45:40
○ 2026-04-25 02:13:42
○ 2026-08-02 09:59:24

○MXmail.testmath.ru2015-06-30 → 2017-01-15 · 4 obs

● 2015-06-30 18:06:10
● 2017-01-15 07:16:06
○ 2026-02-23 22:47:26
○ 2026-08-02 09:59:24

●A104.21.37.1362026-02-23 → 2026-08-02 · 7 obs

○ 2017-01-15 07:16:06
● 2026-02-23 22:47:26
● 2026-04-24 18:45:40
○ 2026-04-25 02:13:42
○ 2026-05-21 13:36:10
● 2026-06-14 14:05:10
● 2026-08-02 09:59:24

●A172.67.208.1052026-02-23 → 2026-08-02 · 7 obs

○ 2017-01-15 07:16:06
● 2026-02-23 22:47:26
● 2026-04-24 18:45:40
○ 2026-04-25 02:13:42
○ 2026-05-21 13:36:10
● 2026-06-14 14:05:10
● 2026-08-02 09:59:24

○A176.31.176.752026-04-25 → 2026-05-21 · 5 obs

○ 2026-04-24 18:45:40
● 2026-04-25 02:13:42
● 2026-05-21 13:36:10
○ 2026-06-14 14:05:10
○ 2026-08-02 09:59:24

○A2606:4700:3032::ac43:d0692026-02-23 → 2026-06-17 · 9 obs

○ 2017-01-15 07:16:06
● 2026-02-23 22:47:26
● 2026-04-24 18:45:40
○ 2026-04-25 02:13:42
○ 2026-05-21 13:36:10
● 2026-06-14 14:05:10
● 2026-06-17 13:42:30
○ 2026-07-09 12:30:40
○ 2026-08-02 09:59:24

○A2606:4700:3033::6815:25882026-02-23 → 2026-06-17 · 9 obs

●A2606:4700:3033::ac43:d0692026-07-09 → 2026-08-02 · 3 obs

○ 2026-06-17 13:42:30
● 2026-07-09 12:30:40
● 2026-08-02 09:59:24

●A2606:4700:3037::6815:25882026-07-09 → 2026-08-02 · 3 obs

○ 2026-06-17 13:42:30
● 2026-07-09 12:30:40
● 2026-08-02 09:59:24

○A37.187.202.1012026-04-25 → 2026-05-21 · 5 obs

○ 2026-04-24 18:45:40
● 2026-04-25 02:13:42
● 2026-05-21 13:36:10
○ 2026-06-14 14:05:10
○ 2026-08-02 09:59:24

○A62.152.34.472015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 18:06:10
○ 2015-11-08 01:29:04
○ 2026-08-02 09:59:24

○A91.224.22.1102015-11-08 → 2017-01-15 · 5 obs

○ 2015-06-30 18:06:10
● 2015-11-08 01:29:04
● 2017-01-15 07:16:06
○ 2026-02-23 22:47:26
○ 2026-08-02 09:59:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	b.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net, e.dns.ripn.net...	-
testmath.ru	ram.ns.cloudflare.com, aliza.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.55

NS records: ram.ns.cloudflare.com, aliza.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testmath.ru (unsigned zone)

⏱️ Timing

Total: 550ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.208.105, 104.21.37.136`
AAAA	2	`2606:4700:3033::ac43:d069, 2606:4700:3037::6815:2588`
NS	2	`aliza.ns.cloudflare.com, ram.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`aliza.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

testmath.ru points to the four IP addresses 104.21.37.136, 172.67.208.105, 2606:4700:3033::ac43:d069 and 2606:4700:3037::6815:2588.

Two other host names, along with xn--hj2bn3stydl7k27f.com, mx1.on-russia.ru and vectt.com, also share IP numbers with testmath.ru.

Name Servers

Two name servers handle the delegation for testmath.ru: aliza.ns.cloudflare.com and ram.ns.cloudflare.com.

testmath.ru shares its NS records with other domains, for example tealcourse.ru, mickeyandjohnny.com, tur101.ru and two others.

There is at least partial name server overlap between testmath.ru and other domains — videowall.tv, amurtl.ru, icyfox.beer and two more among them.

DNS names with 6 IP addresses:

aliza.ns.cloudflare.com resolves to 108.162.194.55, 162.159.38.55 and 172.64.34.55 among others, with 3 other IP addresses in total.

ram.ns.cloudflare.com resolves to 108.162.193.225, 172.64.33.225 and 173.245.59.225 among others, with 3 other IP addresses in total.