`schoolcommunications.ru`

DNSSEC	⚠️ Not signed
A	104.21.7.160^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.242^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rocky.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3be3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rocky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rocky.ns.cloudflare.com`
		A	108.162.193.227^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	172.64.33.227^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	173.245.59.227^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
NS	`stevie.ns.cloudflare.com`
		A	2606:4700:50::a29f:266a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stevie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stevie.ns.cloudflare.com`
		A	108.162.194.106^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	162.159.38.106^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	172.64.34.106^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.160, 172.67.136.242
SOA	`rocky.ns.cloudflare.com`dns@cloudflare.com serial=2396684132

`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=4068502

Same first word

schoolcommunications.co.uk

schoolcommunications.ru

DNS History

7 records (4 active, 3 former)

○NSns1.reg.ru2019-04-20 → 2019-04-20 · 3 obs

● 2019-04-20 14:12:38
○ 2026-04-10 19:21:38
○ 2026-04-13 18:21:10

○NSns2.reg.ru2019-04-20 → 2019-04-20 · 3 obs

● 2019-04-20 14:12:38
○ 2026-04-10 19:21:38
○ 2026-04-13 18:21:10

●NSrocky.ns.cloudflare.com2026-04-10 → 2026-04-13 · 3 obs

○ 2019-04-20 14:12:38
● 2026-04-10 19:21:38
● 2026-04-13 18:21:10

●NSstevie.ns.cloudflare.com2026-04-10 → 2026-04-13 · 3 obs

○ 2019-04-20 14:12:38
● 2026-04-10 19:21:38
● 2026-04-13 18:21:10

●A104.21.7.1602026-04-10 → 2026-04-13 · 3 obs

○ 2019-04-20 14:12:38
● 2026-04-10 19:21:38
● 2026-04-13 18:21:10

●A172.67.136.2422026-04-10 → 2026-04-13 · 3 obs

○ 2019-04-20 14:12:38
● 2026-04-10 19:21:38
● 2026-04-13 18:21:10

○A185.165.123.2062019-04-20 → 2019-04-20 · 3 obs

● 2019-04-20 14:12:38
○ 2026-04-10 19:21:38
○ 2026-04-13 18:21:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net...	-
schoolcommunications.ru	stevie.ns.cloudflare.com, rocky.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.227

NS records: stevie.ns.cloudflare.com, rocky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolcommunications.ru (unsigned zone)

⏱️ Timing

Total: 711ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.160, 172.67.136.242`
NS	2	`rocky.ns.cloudflare.com, stevie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rocky.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

schoolcommunications.ru points to two IP numbers: 104.21.7.160 and 172.67.136.242.

Other host names, for instance dash-ourtime.ouath-confirmation.workers.dev, gelsnumberone.site, wsfintech.com, nitrograbber.com and fields-research.com share IP numbers with schoolcommunications.ru.

Name Servers

schoolcommunications.ru's delegation is to two name servers rocky.ns.cloudflare.com and stevie.ns.cloudflare.com.

schoolcommunications.ru shares the same name server configuration as other domains, such as muviki.com, cn3d.biz, mrtost.com, jkssrb.com and cjslash.com.

schoolcommunications.ru at least partially shares its name servers with other domains, for instance coinauion.com, qcterme.com, interchange.krd, takorita.com and 0936fcw.com.

these name servers are commonly used together with kaiser.ns.cloudflare.com, ian.ns.cloudflare.com, melody.ns.cloudflare.com and rosa.ns.cloudflare.com.

Host names with six IP numbers:

rocky.ns.cloudflare.com points to: 2606:4700:58::adf5:3be3, 2803:f800:50::6ca2:c1e3, 2a06:98c1:50::ac40:21e3, 108.162.193.227, 172.64.33.227 and 173.245.59.227.

stevie.ns.cloudflare.com points to: 2606:4700:50::a29f:266a, 2803:f800:50::6ca2:c26a, 2a06:98c1:50::ac40:226a, 108.162.194.106, 162.159.38.106 and 172.64.34.106.

schoolcommunications.ru - robtex.com