`work-in-progress.ru`

DNSSEC	⚠️ Not signed
A	104.21.65.25^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.221^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cora.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cora.ns.cloudflare.com`
		A	108.162.194.195^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	162.159.38.195^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	172.64.34.195^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
NS	`leif.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cde^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leif.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leif.ns.cloudflare.com`
		A	108.162.195.222^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	162.159.44.222^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	172.64.35.222^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.65.25, 172.67.139.221
SOA	`cora.ns.cloudflare.com`dns@cloudflare.com serial=2398120210

`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=4068147

Same first word

work-in-progress.hatenablog.com

work-in-progress.fr

work-in-progress.ru

DNS History

9 records (4 active, 5 former)

●NScora.ns.cloudflare.com2026-03-08 → 2026-03-23 · 3 obs

○ 2017-06-17 14:18:30
● 2026-03-08 05:11:14
● 2026-03-23 23:15:36

●NSleif.ns.cloudflare.com2026-03-08 → 2026-03-23 · 3 obs

○ 2017-06-17 14:18:30
● 2026-03-08 05:11:14
● 2026-03-23 23:15:36

○NSns1.ihc.ru2015-08-16 → 2017-06-17 · 4 obs

● 2015-08-16 05:16:08
● 2017-06-17 14:18:30
○ 2026-03-08 05:11:14
○ 2026-03-23 23:15:36

○NSns2.ihc.ru2015-08-16 → 2017-06-17 · 4 obs

● 2015-08-16 05:16:08
● 2017-06-17 14:18:30
○ 2026-03-08 05:11:14
○ 2026-03-23 23:15:36

○MXmx.yandex.ru2015-08-16 → 2017-06-17 · 4 obs

● 2015-08-16 05:16:08
● 2017-06-17 14:18:30
○ 2026-03-08 05:11:14
○ 2026-03-23 23:15:36

●A104.21.65.252026-03-08 → 2026-03-23 · 3 obs

○ 2017-06-17 14:18:30
● 2026-03-08 05:11:14
● 2026-03-23 23:15:36

●A172.67.139.2212026-03-08 → 2026-03-23 · 3 obs

○ 2017-06-17 14:18:30
● 2026-03-08 05:11:14
● 2026-03-23 23:15:36

○A37.143.13.1942015-08-16 → 2015-08-16 · 3 obs

● 2015-08-16 05:16:08
○ 2015-12-06 02:46:10
○ 2026-03-23 23:15:36

○A46.29.160.1362015-12-06 → 2017-06-17 · 5 obs

○ 2015-08-16 05:16:08
● 2015-12-06 02:46:10
● 2017-06-17 14:18:30
○ 2026-03-08 05:11:14
○ 2026-03-23 23:15:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
work-in-progress.ru	cora.ns.cloudflare.com, leif.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.195

NS records: cora.ns.cloudflare.com, leif.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for work-in-progress.ru (unsigned zone)

⏱️ Timing

Total: 1103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.221, 104.21.65.25`
NS	2	`cora.ns.cloudflare.com, leif.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cora.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

work-in-progress.ru points to two IP numbers: 104.21.65.25 and 172.67.139.221.

Other host names such as blackwot.ru, k-hsu.net, projectautomate.com, loucas.info and www.rapidpage.ca share IPs with work-in-progress.ru.

Name Servers

Two name servers cora.ns.cloudflare.com and leif.ns.cloudflare.com handle the delegation for work-in-progress.ru.

work-in-progress.ru shares the same name server setup as other domains, for example sprinter-avto.ru, zurbei.com, persian-telecom.com, taxcalconline.com and united-miners.com.

work-in-progress.ru at least partially shares name servers with other domains, for example ctbonline.cn, netensio.net, estatie.com, mycast.jpn.com and teiehdxjnq.ink.

These name servers are often used with kim.ns.cloudflare.com, kyrie.ns.cloudflare.com, cash.ns.cloudflare.com, emma.ns.cloudflare.com and salvador.ns.cloudflare.com.

Host names with six IP numbers:

cora.ns.cloudflare.com points to 2606:4700:50::a29f:26c3, 2803:f800:50::6ca2:c2c3, 2a06:98c1:50::ac40:22c3, 108.162.194.195, 162.159.38.195 and 172.64.34.195.

leif.ns.cloudflare.com points to 2606:4700:58::a29f:2cde, 2803:f800:50::6ca2:c3de, 2a06:98c1:50::ac40:23de, 108.162.195.222, 162.159.44.222 and 172.64.35.222.

work-in-progress.ru - robtex.com