`sduruguru.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8ac9^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:46be^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.190^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.201^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lex.ns.cloudflare.com`
		A	108.162.193.196^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	172.64.33.196^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	173.245.59.196^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
NS	`sue.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sue.ns.cloudflare.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.190, 172.67.138.201
		IPv6 hints	2606:4700:3030::ac43:8ac9, 2606:4700:3035::6815:46be
SOA	`lex.ns.cloudflare.com`dns@cloudflare.com serial=2410667723

`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=4069892

Previously MX for

mail.sduruguru.ru

Subdomains

mail.sduruguru.ru

Same first word

sduruguru.ru

DNS History

23 records (6 active, 17 former)

○NSdns1.yandex.net2016-03-14 → 2016-07-14 · 5 obs

○ 2015-12-11 16:20:42
● 2016-03-14 16:44:02
● 2016-07-14 18:49:00
○ 2026-03-14 06:19:30
○ 2026-08-06 20:22:36

●NSlex.ns.cloudflare.com2026-05-09 → 2026-08-06 · 3 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
● 2026-08-06 20:22:36

○NSns.sduruguru.ru2015-08-07 → 2015-12-11 · 4 obs

● 2015-08-07 03:44:50
● 2015-12-11 16:20:42
○ 2016-03-14 16:44:02
○ 2026-08-06 20:22:36

○NSns1.spaceweb.ru2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

○NSns1.time4vps.eu2016-03-14 → 2016-07-14 · 5 obs

○ 2015-12-11 16:20:42
● 2016-03-14 16:44:02
● 2016-07-14 18:49:00
○ 2026-03-14 06:19:30
○ 2026-08-06 20:22:36

○NSns2.spaceweb.ru2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

○NSns2.time4vps.eu2016-03-14 → 2016-07-14 · 5 obs

○ 2015-12-11 16:20:42
● 2016-03-14 16:44:02
● 2016-07-14 18:49:00
○ 2026-03-14 06:19:30
○ 2026-08-06 20:22:36

○NSns3.spaceweb.pro2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

○NSns4.spaceweb.pro2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

●NSsue.ns.cloudflare.com2026-05-09 → 2026-08-06 · 3 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
● 2026-08-06 20:22:36

○MXmail.sduruguru.ru2015-08-07 → 2015-08-07 · 3 obs

● 2015-08-07 03:44:50
○ 2015-12-11 16:20:42
○ 2026-08-06 20:22:36

○MXmx.yandex.net2015-12-11 → 2016-07-14 · 5 obs

○ 2015-08-07 03:44:50
● 2015-12-11 16:20:42
● 2016-07-14 18:49:00
○ 2026-03-14 06:19:30
○ 2026-08-06 20:22:36

○MXmx1.spaceweb.ru2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

○MXmx2.spaceweb.ru2026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

●A104.21.70.1902026-05-09 → 2026-08-06 · 3 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
● 2026-08-06 20:22:36

●A172.67.138.2012026-05-09 → 2026-08-06 · 3 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
● 2026-08-06 20:22:36

○A185.69.53.2492016-03-14 → 2016-07-14 · 5 obs

○ 2015-12-11 16:20:42
● 2016-03-14 16:44:02
● 2016-07-14 18:49:00
○ 2026-03-14 06:19:30
○ 2026-08-06 20:22:36

●A2606:4700:3030::ac43:8ac92026-07-02 → 2026-08-06 · 3 obs

○ 2026-05-09 15:54:34
● 2026-07-02 19:07:12
● 2026-08-06 20:22:36

○A2606:4700:3031::ac43:8ac92026-05-09 → 2026-05-09 · 4 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
○ 2026-07-02 19:07:12
○ 2026-08-06 20:22:36

○A2606:4700:3033::6815:46be2026-05-09 → 2026-05-09 · 4 obs

○ 2026-03-28 08:09:36
● 2026-05-09 15:54:34
○ 2026-07-02 19:07:12
○ 2026-08-06 20:22:36

●A2606:4700:3035::6815:46be2026-07-02 → 2026-08-06 · 3 obs

○ 2026-05-09 15:54:34
● 2026-07-02 19:07:12
● 2026-08-06 20:22:36

○A77.222.62.712026-03-14 → 2026-03-28 · 5 obs

○ 2016-07-14 18:49:00
● 2026-03-14 06:19:30
● 2026-03-28 08:09:36
○ 2026-05-09 15:54:34
○ 2026-08-06 20:22:36

○A78.46.110.662015-08-07 → 2015-12-11 · 4 obs

● 2015-08-07 03:44:50
● 2015-12-11 16:20:42
○ 2016-03-14 16:44:02
○ 2026-08-06 20:22:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...	-
sduruguru.ru	lex.ns.cloudflare.com, sue.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.145

NS records: lex.ns.cloudflare.com, sue.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sduruguru.ru (unsigned zone)

⏱️ Timing

Total: 754ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.201, 104.21.70.190`
AAAA	2	`2606:4700:3030::ac43:8ac9, 2606:4700:3035::6815:46be`
NS	2	`lex.ns.cloudflare.com, sue.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`lex.ns.cloudflare.com dns.cloudflare.com`

Analysis

Hierarchy

sduruguru.ru serves as the parent of mail.sduruguru.ru.

IP Addresses

sduruguru.ru resolves to four IP addresses: 104.21.70.190, 172.67.138.201, 2606:4700:3030::ac43:8ac9 and 2606:4700:3035::6815:46be.

Among the host names that share IP numbers with sduruguru.ru are socolive.day, kolayofis.com, diknassidoarjo.com and two others.

Name Servers

sduruguru.ru has two authoritative name servers — lex.ns.cloudflare.com and sue.ns.cloudflare.com.

sduruguru.ru has the same name server delegation as a number of other domains, such as ivi.cl, sanskritclassics.com, rohankrishnadev.com and two more.

sduruguru.ru has at least partial name server overlap with other domains, such as garetofesa.xyz, jackpoty-casino.com, walkingforum.co.uk and two others.

These name servers tend to appear together with the name servers nile.ns.cloudflare.com, eloise.ns.cloudflare.com and jake.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

lex.ns.cloudflare.com points to 108.162.193.196, 172.64.33.196, 173.245.59.196 and 3 other IP addresses.

sue.ns.cloudflare.com points to 108.162.192.145, 172.64.32.145, 173.245.58.145 and 3 other IP addresses.

sduruguru.ru - robtex.com

sduruguru.ru

ru

Previously MX for

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`sduruguru.ru`

`ru`