`devsfx.ru`

DNSSEC	⚠️ Not signed
A	5.164.24.139^{🇷🇺 TULA-AS5.164.16.0/20 CJSC "ER-Telecom Holding" Tula branch Tula, Russia}
		PTR	`dynamicip-5-164-24-139.pppoe.tula.ertelecom.ru`
NS	`devsfx.ru` ⭐
		A	5.164.24.139^{🇷🇺 TULA-AS5.164.16.0/20 CJSC "ER-Telecom Holding" Tula branch Tula, Russia}
			PTR	`dynamicip-5-164-24-139.pppoe.tula.ertelecom.ru`
NS	`ns.sfx-tula.ru` ⚠️ Not in zone NS records
		A	87.244.4.90^{🇷🇺 SUNLINK-AS87.244.0.0/21 Sunlink Telecom aggregated route}
NS	`ns4-l2.nic.ru` ⚠️ Not in zone NS records
		A	91.217.20.20^{🇷🇺 RU-CENTER91.217.20.0/24}
			PTR	`ns4-l2.nic.ru`
TXT	`globalsign-domain-verification=jPFgchCywLXqB3tRNTorVwO_0eqDJDIjdWDoI1bh9z`
SOA	`devsfx.ru`root@devsfx.ru 2019-05-06 #26

`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=4068487

📈 Tranco rank: #973,408

Same first word

devsfx.ru

Similar names

sxdfev.com

DNS History

5 records (4 active, 1 former)

●NSdevsfx.ru2026-04-12 → 2026-04-12 · 3 obs

○ 2026-03-25 22:39:08
● 2026-04-12 12:45:20
● 2026-04-12 12:45:22

○NSns.devsfx.ru2026-03-25 → 2026-03-25 · 3 obs

● 2026-03-25 22:39:08
○ 2026-04-12 12:45:20
○ 2026-04-12 12:45:22

●NSns.sfx-tula.ru2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 22:39:08
● 2026-04-12 12:45:22

●NSns4-l2.nic.ru2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 22:39:08
● 2026-04-12 12:45:22

●A5.164.24.1392026-04-12 → 2026-04-12 · 2 obs

● 2026-04-12 12:45:20
● 2026-04-12 12:45:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
devsfx.ru	ns.sfx-tula.ru, ns4-l2.nic.ru	2 records

✅ Authoritative Response

Server:91.217.20.20

NS records: ns.sfx-tula.ru, ns4-l2.nic.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devsfx.ru (unsigned zone)

⏱️ Timing

Total: 951ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns4-l2.nic.ru, ns.devsfx.ru`
SOA	1	`devsfx.ru root.devsfx.ru`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns4-l2.nic.ru, ns.sfx-tula.ru)

Analysis

IP Addresses

devsfx.ru resolves to one IP number: 5.164.24.139.

Name Servers

devsfx.ru is delegated to three name servers: devsfx.ru, ns4-l2.nic.ru and ns.sfx-tula.ru.

devsfx.ru at least partially shares name servers with other domains, including smolresurs.com, uralsib.ru, ivitro.su, enpf.ru and cdpsystems.com.

these name servers are commonly used alongside the name servers ns8-l2.nic.ru, ns3-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru and ns3.nic.ru.

Host names with a single IP:

devsfx.ru points to 5.164.24.139; ns4-l2.nic.ru points to 91.217.20.20; ns.sfx-tula.ru points to 87.244.4.90.

devsfx.ru - robtex.com

devsfx.ru

ru