`eu-studyweeks.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:27dd^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:951f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.221^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.31^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brenda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brenda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brenda.ns.cloudflare.com`
		A	108.162.192.77^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	172.64.32.77^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	173.245.58.77^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
NS	`rick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b8b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rick.ns.cloudflare.com`
		A	108.162.193.139^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	172.64.33.139^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
		A	173.245.59.139^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rick.ns.cloudflare.com`
TXT	`google-site-verification=5ZMMOWTCjQ80NkARtDKWwYOlR4Hb2GruhLQJ6Xia_ZU`
TXT	`google-site-verification=_mZAyP2asBhRZcz0a-Gc1IY9ayVNJXenYSh1M4pUYr0`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.221, 172.67.149.31
		IPv6 hints	2606:4700:3034::6815:27dd, 2606:4700:3034::ac43:951f
SOA	`brenda.ns.cloudflare.com`dns@cloudflare.com serial=2398034462

`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=4068520

rank #28388 globally
rank #694 in the tld
📈 Tranco rank: #114,562

Same first word

eu-studyweeks.ru

DNS History

23 records (6 active, 17 former)

●NSbrenda.ns.cloudflare.com2026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

○NSns1.beget.com2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns1.beget.pro2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns1.beget.ru2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns1.j-vista.ru2016-04-09 → 2016-12-23 · 5 obs

○ 2016-01-13 22:59:18
● 2016-04-09 12:13:50
● 2016-12-23 07:57:06
○ 2017-10-25 02:02:38
○ 2026-04-15 06:05:16

○NSns1.peterhost.ru2015-05-22 → 2016-01-13 · 4 obs

● 2015-05-22 00:17:22
● 2016-01-13 22:59:18
○ 2016-04-09 12:13:50
○ 2026-04-15 06:05:16

○NSns2.beget.com2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns2.beget.pro2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns2.beget.ru2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○NSns2.j-vista.ru2016-04-09 → 2016-12-23 · 5 obs

○ 2016-01-13 22:59:18
● 2016-04-09 12:13:50
● 2016-12-23 07:57:06
○ 2017-10-25 02:02:38
○ 2026-04-15 06:05:16

○NSns2.peterhost.ru2015-05-22 → 2016-01-13 · 4 obs

● 2015-05-22 00:17:22
● 2016-01-13 22:59:18
○ 2016-04-09 12:13:50
○ 2026-04-15 06:05:16

●NSrick.ns.cloudflare.com2026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

○MXb67ebde9ab9d2d47966540acfc1491.pamx1.hotmail.com2015-05-22 → 2016-01-13 · 4 obs

● 2015-05-22 00:17:22
● 2016-01-13 22:59:18
○ 2016-04-09 12:13:50
○ 2026-04-15 06:05:16

○MXmx1.beget.com2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○MXmx2.beget.com2017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○MXnot.for.mail2016-04-09 → 2016-12-23 · 5 obs

○ 2016-01-13 22:59:18
● 2016-04-09 12:13:50
● 2016-12-23 07:57:06
○ 2017-10-25 02:02:38
○ 2026-04-15 06:05:16

●A104.21.39.2212026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

●A172.67.149.312026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

●A2606:4700:3034::6815:27dd2026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

●A2606:4700:3034::ac43:951f2026-04-13 → 2026-04-15 · 3 obs

○ 2017-10-25 02:02:38
● 2026-04-13 20:11:54
● 2026-04-15 06:05:16

○A85.25.78.972016-04-09 → 2016-12-23 · 5 obs

○ 2016-01-13 22:59:18
● 2016-04-09 12:13:50
● 2016-12-23 07:57:06
○ 2017-10-25 02:02:38
○ 2026-04-15 06:05:16

○A87.236.16.1702017-10-25 → 2017-10-25 · 4 obs

○ 2016-12-23 07:57:06
● 2017-10-25 02:02:38
○ 2026-04-13 20:11:54
○ 2026-04-15 06:05:16

○A91.218.228.1972015-05-22 → 2016-01-13 · 4 obs

● 2015-05-22 00:17:22
● 2016-01-13 22:59:18
○ 2016-04-09 12:13:50
○ 2026-04-15 06:05:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
eu-studyweeks.ru	rick.ns.cloudflare.com, brenda.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.77

NS records: rick.ns.cloudflare.com, brenda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for eu-studyweeks.ru (unsigned zone)

⏱️ Timing

Total: 1120ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.31, 104.21.39.221`
AAAA	2	`2606:4700:3034::6815:27dd, 2606:4700:3034::ac43:951f`
NS	2	`brenda.ns.cloudflare.com, rick.ns.cloudflare.com`
TXT	2	`google-site-verification=5ZMMOWTCjQ80NkA, google-site-verification=_mZAyP2asBhRZcz`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brenda.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

Four IP numbers are pointed to by eu-studyweeks.ru: 2606:4700:3034::6815:27dd, 2606:4700:3034::ac43:951f, 104.21.39.221 and 172.67.149.31.

other host names including quimicaemacao.com.br, vasquebeton.com, betandyoubet.com, safersys.org and elmstba.net share IP numbers with eu-studyweeks.ru.

Name Servers

eu-studyweeks.ru is delegated to two name servers brenda.ns.cloudflare.com and rick.ns.cloudflare.com.

eu-studyweeks.ru shares the same name server setup as other domains, for instance roomox.com, internationalpeaceandconflict.org, oneillsmaspeth.com, naukapro.ru and theschoolinthecloud.org.

eu-studyweeks.ru at least partially shares name servers with other domains, for instance beachcomber.digital, insolesgeeks.com, dhxfqc.com, maysktlfsbrhdsrdsaa101.store and zoralithvenq.com.

These name servers are commonly used alongside hans.ns.cloudflare.com and heather.ns.cloudflare.com.

Host names with six IP numbers:

Host name brenda.ns.cloudflare.com points to: 2606:4700:50::adf5:3a4d, 2803:f800:50::6ca2:c04d, 2a06:98c1:50::ac40:204d, 108.162.192.77, 172.64.32.77 and 173.245.58.77.

Host name rick.ns.cloudflare.com points to: 2606:4700:58::adf5:3b8b, 2803:f800:50::6ca2:c18b, 2a06:98c1:50::ac40:218b, 108.162.193.139, 172.64.33.139 and 173.245.59.139.

eu-studyweeks.ru - robtex.com

eu-studyweeks.ru

ru

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`eu-studyweeks.ru`

`ru`