`school04.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:427d^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9fe9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.125^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.233^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amanda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
NS	`ned.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ned.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ned.ns.cloudflare.com`
		A	108.162.193.210^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	172.64.33.210^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
		A	173.245.59.210^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ned.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.125, 172.67.159.233
		IPv6 hints	2606:4700:3030::6815:427d, 2606:4700:3037::ac43:9fe9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com
SOA	`amanda.ns.cloudflare.com`dns@cloudflare.com serial=2402610136

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4068652

Same first word

school04.ru

Similar names

school40.zp.ua

school40.kz

DNS History

14 records (6 active, 8 former)

●NSamanda.ns.cloudflare.com2026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

●NSned.ns.cloudflare.com2026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

○NSns1.infobox.org2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

○NSns2.infobox.org2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

○NSns3.infobox.org2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

○NSns4.infobox.org2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

○MXmx.infobox.ru2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

○MXsmtp.infobox.ru2015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

●A104.21.66.1252026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

●A172.67.159.2332026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

○A173.248.191.392015-06-16 → 2015-06-16 · 3 obs

● 2015-06-16 07:38:54
○ 2017-11-13 10:39:54
○ 2026-04-26 06:19:08

●A2606:4700:3030::6815:427d2026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

●A2606:4700:3037::ac43:9fe92026-04-13 → 2026-04-26 · 3 obs

○ 2017-11-13 10:39:54
● 2026-04-13 17:45:24
● 2026-04-26 06:19:08

○A77.221.130.412015-06-16 → 2017-11-13 · 4 obs

● 2015-06-16 07:38:54
● 2017-11-13 10:39:54
○ 2026-04-13 17:45:24
○ 2026-04-26 06:19:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	e.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net...	-
school04.ru	ned.ns.cloudflare.com, amanda.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.210

NS records: ned.ns.cloudflare.com, amanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for school04.ru (unsigned zone)

⏱️ Timing

Total: 1262ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.66.125, 172.67.159.233`
AAAA	2	`2606:4700:3037::ac43:9fe9, 2606:4700:3030::6815:427d`
NS	2	`amanda.ns.cloudflare.com, ned.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amanda.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

school04.ru resolves to four IPs: 2606:4700:3030::6815:427d, 2606:4700:3037::ac43:9fe9, 104.21.66.125 and 172.67.159.233.

Other host names such as cardsagainsthumanityustreasuryinflationprotectedsecuritiesfund.com, mail.thetravelking.in, fazenda-emissao.com, mail.sdhxs682.com and ujesame.top share IP numbers with school04.ru.

Name Servers

school04.ru is delegated to two name servers: amanda.ns.cloudflare.com and ned.ns.cloudflare.com.

school04.ru uses the same name server setup as other domains, including citrinefox.com, futemax.food, predictivehomoeopathy.com, poetofcode.com and kubpower.com.au.

At least part of the name servers for school04.ru are shared with other domains, for instance ihomesboston.com, redleb.net, yirimao.com, darleniko.cfd and awayfrommydesk.com.

These name servers are commonly used alongside josephine.ns.cloudflare.com and andy.ns.cloudflare.com.

Host names with six IP numbers:

amanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3a3f, 2803:f800:50::6ca2:c03f, 2a06:98c1:50::ac40:203f, 108.162.192.63, 172.64.32.63 and 173.245.58.63.

ned.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd2, 2803:f800:50::6ca2:c1d2, 2a06:98c1:50::ac40:21d2, 108.162.193.210, 172.64.33.210 and 173.245.59.210.

school04.ru - robtex.com

school04.ru

ru

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`school04.ru`

`ru`