`x-build.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:89d3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:5123^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.35^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.211^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`karl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karl.ns.cloudflare.com`
		A	108.162.193.190^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	172.64.33.190^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	173.245.59.190^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
NS	`kristin.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kristin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kristin.ns.cloudflare.com`
		A	108.162.192.181^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	172.64.32.181^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	173.245.58.181^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
MX	`mail.x-build.ru` ⭐
		A	2606:4700:3030::ac43:89d3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2606:4700:3032::6815:5123^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	104.21.81.35^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.67.137.211^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.35, 172.67.137.211
		IPv6 hints	2606:4700:3030::ac43:89d3, 2606:4700:3032::6815:5123
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=31, name=cloudflare-ech.com
SOA	`karl.ns.cloudflare.com`dns@cloudflare.com serial=2408150322

`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=4069903

Subdomains

ns2.x-build.ru

Same first word

x-build.ru

Similar names

build-x.com

build-x.net

build-x.info

DNS History

14 records (7 active, 7 former)

●NSkarl.ns.cloudflare.com2026-07-09 → 2026-08-07 · 3 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
● 2026-08-07 18:53:42

●NSkristin.ns.cloudflare.com2026-07-09 → 2026-08-07 · 3 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
● 2026-08-07 18:53:42

○NSns1.x-build.ru2015-08-13 → 2017-01-21 · 4 obs

● 2015-08-13 20:06:08
● 2017-01-21 19:59:34
○ 2026-07-09 03:01:42
○ 2026-08-07 18:53:42

○NSns2.x-build.ru2015-08-13 → 2017-01-21 · 4 obs

● 2015-08-13 20:06:08
● 2017-01-21 19:59:34
○ 2026-07-09 03:01:42
○ 2026-08-07 18:53:42

●MXmail.x-build.ru2026-07-09 → 2026-08-07 · 2 obs

● 2026-07-09 03:01:42
● 2026-08-07 18:53:42

●A104.21.81.352026-07-09 → 2026-08-07 · 4 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
○ 2026-07-11 04:21:38
● 2026-08-07 18:53:42

●A172.67.137.2112026-07-09 → 2026-08-07 · 4 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
○ 2026-07-11 04:21:38
● 2026-08-07 18:53:42

○A188.114.96.02026-07-11 → 2026-07-11 · 3 obs

○ 2026-07-09 03:01:42
● 2026-07-11 04:21:38
○ 2026-08-07 18:53:42

○A188.114.97.02026-07-11 → 2026-07-11 · 3 obs

○ 2026-07-09 03:01:42
● 2026-07-11 04:21:38
○ 2026-08-07 18:53:42

○A195.211.127.822015-08-13 → 2017-01-21 · 4 obs

● 2015-08-13 20:06:08
● 2017-01-21 19:59:34
○ 2026-07-09 03:01:42
○ 2026-08-07 18:53:42

●A2606:4700:3030::ac43:89d32026-07-09 → 2026-08-07 · 4 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
○ 2026-07-11 04:21:38
● 2026-08-07 18:53:42

●A2606:4700:3032::6815:51232026-07-09 → 2026-08-07 · 4 obs

○ 2017-01-21 19:59:34
● 2026-07-09 03:01:42
○ 2026-07-11 04:21:38
● 2026-08-07 18:53:42

○A2a06:98c1:3120::2026-07-11 → 2026-07-11 · 3 obs

○ 2026-07-09 03:01:42
● 2026-07-11 04:21:38
○ 2026-08-07 18:53:42

○A2a06:98c1:3121::2026-07-11 → 2026-07-11 · 3 obs

○ 2026-07-09 03:01:42
● 2026-07-11 04:21:38
○ 2026-08-07 18:53:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...	-
x-build.ru	karl.ns.cloudflare.com, kristin.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.181

NS records: karl.ns.cloudflare.com, kristin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for x-build.ru (unsigned zone)

⏱️ Timing

Total: 1582ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.81.35, 172.67.137.211`
AAAA	2	`2606:4700:3032::6815:5123, 2606:4700:3030::ac43:89d3`
NS	2	`karl.ns.cloudflare.com, kristin.ns.cloudflare.com`
MX	1	`mail.x-build.ru (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`karl.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

ns2.x-build.ru is a subdomain of x-build.ru.

IP Addresses

x-build.ru directs to four IP numbers, which are 104.21.81.35, 172.67.137.211, 2606:4700:3030::ac43:89d3 and 2606:4700:3032::6815:5123.

Additional host names — cx10066.com, cofelyfabricom-gdfsuez.com, te4fsp.com and two others — share IP numbers with x-build.ru.

Name Servers

x-build.ru is served by two delegated name servers, karl.ns.cloudflare.com and kristin.ns.cloudflare.com.

x-build.ru shares its name server setup with other domains, including earlydxtx.org, ladeo.net, fi-online-staking-api-dex.pro and two others.

The name servers of x-build.ru overlap at least partially with those of other domains — among them bigocares.com, caredirect.app, sjxl.net and two more.

These name servers commonly appear in combination with the name servers stanley.ns.cloudflare.com.

Host names with 6 IP numbers:

karl.ns.cloudflare.com carries IP addresses 108.162.193.190, 172.64.33.190 and 173.245.59.190, with 3 other addresses beyond those.

kristin.ns.cloudflare.com carries IP addresses 108.162.192.181, 172.64.32.181 and 173.245.58.181, with 3 other addresses beyond those.

Mail Servers

x-build.ru has one mail server: mail.x-build.ru.

mail.x-build.ru resolves to four IP addresses: 104.21.81.35, 172.67.137.211, 2606:4700:3030::ac43:89d3 and 2606:4700:3032::6815:5123.

x-build.ru - robtex.com

x-build.ru

ru

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`x-build.ru`

`ru`