`hrdschool.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:4c58^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:bf9a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.88^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.154^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b39^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c139^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2139^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alan.ns.cloudflare.com`
		A	108.162.193.57^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	172.64.33.57^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	173.245.59.57^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
NS	`aria.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c044^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2044^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aria.ns.cloudflare.com`
		A	108.162.192.68^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	172.64.32.68^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	173.245.58.68^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
TXT	`google-site-verification=ZG_RWyVQlnbm2zgk8IG_zWPZo8CjkDy6eUvF4CF8GQU`
TXT	`google-site-verification=mlz0rvOaVHMoVwO1trPf9CN8gRUHp99AHGKCAxnYc90`
TXT	`google-site-verification=nz_Xig12LhUiZ-59GF3s_n6vziYnps9ZuwCRvnaCsNI`
TXT	`google-site-verification=r4LcNWxjj90btZZk7jYzWo3MkMK_9Ff83d-2TSjYyK8`
TXT	`google-site-verification=yuXLwX4qzIsRTzy15uDE4X6qbj0Dmh8raWcrk86gz50`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.76.88, 172.67.191.154
		IPv6 hints	2606:4700:3030::6815:4c58, 2606:4700:3033::ac43:bf9a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com
SOA	`alan.ns.cloudflare.com`dns@cloudflare.com serial=2400246128

`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

rank #210213 globally
rank #6176 in the tld
📈 Tranco rank: #667,971

Same first word

hrdschool.ru

DNS History

13 records (6 active, 7 former)

●NSalan.ns.cloudflare.com2026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

●NSaria.ns.cloudflare.com2026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

○NSns3-l2.nic.ru2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

○NSns4-cloud.nic.ru2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

○NSns4-l2.nic.ru2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

○NSns8-cloud.nic.ru2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

○NSns8-l2.nic.ru2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

○MXmx.yandex.net2019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

●A104.21.76.882026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

●A172.67.191.1542026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

○A195.208.1.1052019-01-23 → 2019-01-23 · 3 obs

● 2019-01-23 18:40:10
○ 2026-03-07 04:16:04
○ 2026-04-13 19:10:00

●A2606:4700:3030::6815:4c582026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

●A2606:4700:3033::ac43:bf9a2026-03-07 → 2026-04-13 · 3 obs

○ 2019-01-23 18:40:10
● 2026-03-07 04:16:04
● 2026-04-13 19:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	d.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...	-
hrdschool.ru	alan.ns.cloudflare.com, aria.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.68

NS records: alan.ns.cloudflare.com, aria.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hrdschool.ru (unsigned zone)

⏱️ Timing

Total: 907ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.76.88, 172.67.191.154`
AAAA	2	`2606:4700:3030::6815:4c58, 2606:4700:3033::ac43:bf9a`
NS	2	`alan.ns.cloudflare.com, aria.ns.cloudflare.com`
TXT	5	`google-site-verification=ZG_RWyVQlnbm2zg, google-site-verification=mlz0rvOaVHMoVwO...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alan.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

hrdschool.ru points to four IP numbers: 2606:4700:3030::6815:4c58, 2606:4700:3033::ac43:bf9a, 104.21.76.88 and 172.67.191.154.

Other host names, for instance allegrolokalnie.pl-firmowe-allegrolo.sbs, tokenedge360360.sbs, edevletsorgu.com, gertrudemalloy8.blog.ru and morton86herbert.blog.ru share IP numbers with hrdschool.ru.

Name Servers

hrdschool.ru is delegated to two name servers: alan.ns.cloudflare.com and aria.ns.cloudflare.com.

hrdschool.ru uses the same name server setup as other domains, for instance alumalift.com, guotrg.ru, bfi.wien, mebus.it and ambmaroc.ru.

hrdschool.ru shares name servers with other domains at least partially, for instance termostatlar.net, trezor.com.tr, amateur(0x696e63657374).org, upthacreek.com and koblenzdrosiba.lv.

These name servers are commonly used with igor.ns.cloudflare.com, arturo.ns.cloudflare.com, novalee.ns.cloudflare.com, gene.ns.cloudflare.com, charles.ns.cloudflare.com and nile.ns.cloudflare.com.

Host names with six IP numbers: alan.ns.cloudflare.com points to 2606:4700:58::adf5:3b39, 2803:f800:50::6ca2:c139, 2a06:98c1:50::ac40:2139, 108.162.193.57, 172.64.33.57 and 173.245.59.57; aria.ns.cloudflare.com points to 2606:4700:50::adf5:3a44, 2803:f800:50::6ca2:c044, 2a06:98c1:50::ac40:2044, 108.162.192.68, 172.64.32.68 and 173.245.58.68.

hrdschool.ru - robtex.com

hrdschool.ru

ru

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`hrdschool.ru`

`ru`