`sl-opt.ru`

DNSSEC	⚠️ Not signed
A	212.41.9.102^{🇷🇺 SELECTEL212.41.9.0/24}
NS	`ns1.selectel.ru` ⭐ ⚠️ Not in parent delegation
		A	2a00:ab00:800::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns1.selectel.org`
		A	188.68.203.10^{🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object}
			PTR	`ns1.selectel.ru`
NS	`ns1.selectel.org` ⚠️ Not in zone NS records
		A	2a00:ab00:800::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns1.selectel.org`
		A	188.68.203.10^{🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object}
			PTR	`ns1.selectel.ru`
NS	`ns2.selectel.org` ⚠️ Not in zone NS records
		A	2a00:ab00:801::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns2.selectel.org`
		A	77.223.114.5^{🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object}
			PTR	`ns2.selectel.ru`
NS	`ns2.selectel.ru` ⚠️ Not in parent delegation
		A	2a00:ab00:801::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns2.selectel.org`
		A	77.223.114.5^{🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object}
			PTR	`ns2.selectel.ru`
NS	`ns3.selectel.org` ⚠️ Not in zone NS records
		A	2a00:ab00:802::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns3.selectel.org`
		A	188.68.203.5^{🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object}
			PTR	`ns3.selectel.ru`
NS	`ns3.selectel.ru` ⚠️ Not in parent delegation
		A	2a00:ab00:802::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns3.selectel.org`
		A	188.68.203.5^{🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object}
			PTR	`ns3.selectel.ru`
NS	`ns4.selectel.org` ⚠️ Not in zone NS records
		A	2a00:ab00:803::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns4.selectel.org`
		A	77.223.114.10^{🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object}
			PTR	`ns4.selectel.ru`
NS	`ns4.selectel.ru` ⚠️ Not in parent delegation
		A	2a00:ab00:803::53^{🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6}
			PTR	`ns4.selectel.org`
		A	77.223.114.10^{🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object}
			PTR	`ns4.selectel.ru`
MX	`emx.mail.ru` ⭐
		A	94.100.180.180^{🇷🇺 VK-AS94.100.176.0/20 Moscow region}
			PTR	`emx.mail.ru`
		A	217.69.139.180^{🇷🇺 VK-AS217.69.128.0/20 Moscow region}
			PTR	`emx.mail.ru`
TXT	`_globalsign-domain-verification=R2mJogolv_8hfhaPBukdopT8oB4BPXosqohnFmt3Cn`
TXT	`v=spf1 redirect=_spf.mail.ru -all`
TXT	`_globalsign-domain-verification=nTIdn_j9c8pL9NmofX2GTp8kceP35ktTK8PhHjHr6z`
SOA	`ns1.selectel.ru`admin@spinningline.ru 2020-12-15 #51

`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=4068358

Same first word

sl-opt.ru

Similar names

pt-sol.no

l-post.de

lost-p.com

l-spot.de

p-slot.net

tl-pos.com

st-pol.be

l-post.com

tp-sol.com

l-post.ru

pst-ol.de

ls-opt.de

p-slot.com

lt-ops.com

l-stop.ch

post-l.ru

DNS History

14 records (10 active, 4 former)

●NSns1.selectel.org2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns1.selectel.ru2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns2.selectel.org2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns2.selectel.ru2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns3.selectel.org2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns3.selectel.ru2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

○NSns3.spinningline.ru2015-06-21 → 2017-03-30 · 4 obs

● 2015-06-21 18:08:12
● 2017-03-30 06:59:38
○ 2026-03-03 13:13:24
○ 2026-04-01 21:09:58

●NSns4.selectel.org2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

●NSns4.selectel.ru2026-03-03 → 2026-04-01 · 3 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-04-01 21:09:58

○NSns4.spinningline.ru2015-06-21 → 2017-03-30 · 4 obs

● 2015-06-21 18:08:12
● 2017-03-30 06:59:38
○ 2026-03-03 13:13:24
○ 2026-04-01 21:09:58

●MXemx.mail.ru2015-06-21 → 2026-04-01 · 2 obs

● 2015-06-21 18:08:12
● 2026-04-01 21:09:58

●A212.41.9.1022026-04-01 → 2026-04-01 · 2 obs

○ 2026-03-23 09:39:44
● 2026-04-01 21:09:58

○A31.131.253.1622015-06-21 → 2017-03-30 · 4 obs

● 2015-06-21 18:08:12
● 2017-03-30 06:59:38
○ 2026-03-03 13:13:24
○ 2026-04-01 21:09:58

○A95.213.153.142026-03-03 → 2026-03-23 · 4 obs

○ 2017-03-30 06:59:38
● 2026-03-03 13:13:24
● 2026-03-23 09:39:44
○ 2026-04-01 21:09:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	b.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net...	-
sl-opt.ru	ns1.selectel.org, ns2.selectel.org, ns3.selectel.org, ns4.selectel.org	-

✅ Authoritative Response

Server:77.223.114.5

NS records: ns1.selectel.org, ns2.selectel.org, ns3.selectel.org, ns4.selectel.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sl-opt.ru (unsigned zone)

⏱️ Timing

Total: 1145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.41.9.102`
NS	4	`ns2.selectel.ru, ns1.selectel.ru...`
MX	1	`emx.mail.ru (pri: 10)`
TXT	3	`_globalsign-domain-verification=nTIdn_j9, _globalsign-domain-verification=R2mJogol...`
SOA	1	`ns1.selectel.ru admin.spinningline.ru`

Analysis

IP Addresses

sl-opt.ru resolves to one IP number: 212.41.9.102.

Name Servers

sl-opt.ru is delegated to eight name servers: ns1.selectel.org, ns2.selectel.org, ns3.selectel.org, ns4.selectel.org, ns1.selectel.ru, ns2.selectel.ru, ns3.selectel.ru and ns4.selectel.ru.

sl-opt.ru at least partially shares name servers with other domains, including y2m.ru, selstorage.ru, artplants.ru, runcis.ru and ctek.ru.

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

Host names with two IP numbers

The host names resolve to pairs of IP numbers:

ns1.selectel.org points to 2a00:ab00:800::53 and 188.68.203.10.

ns2.selectel.org points to 2a00:ab00:801::53 and 77.223.114.5.

ns3.selectel.org points to 2a00:ab00:802::53 and 188.68.203.5.

ns4.selectel.org points to 2a00:ab00:803::53 and 77.223.114.10.

ns1.selectel.ru points to 2a00:ab00:800::53 and 188.68.203.10.

ns2.selectel.ru points to 2a00:ab00:801::53 and 77.223.114.5.

ns3.selectel.ru points to 2a00:ab00:802::53 and 188.68.203.5.

ns4.selectel.ru points to 2a00:ab00:803::53 and 77.223.114.10.

Names that resolve to 2a00:ab00:800::53: ns1.selectel.org and ns1.selectel.ru.

Names that resolve to 188.68.203.10: ns1.selectel.org and ns1.selectel.ru.

Names that resolve to 2a00:ab00:801::53: ns2.selectel.org and ns2.selectel.ru.

Names that resolve to 77.223.114.5: ns2.selectel.org and ns2.selectel.ru.

Names that resolve to 2a00:ab00:802::53: ns3.selectel.org and ns3.selectel.ru.

Names that resolve to 188.68.203.5: ns3.selectel.org and ns3.selectel.ru.

Names that resolve to 2a00:ab00:803::53: ns4.selectel.org and ns4.selectel.ru.

Names that resolve to 77.223.114.10: ns4.selectel.org and ns4.selectel.ru.

Mail Servers

A single mail server handles sl-opt.ru, emx.mail.ru.

sl-opt.ru shares the same mail server setup as other domains, for instance www.smile32.ru, bestpack.ru, alfaik.ru, mes.kz and levelrent.ru.

sl-opt.ru shares some mail servers with other domains, at least in part; for example ivatek.ru and nextup.ru.

The host name emx.mail.ru resolves to two IP numbers: 94.100.180.180 and 217.69.139.180.

sl-opt.ru - robtex.com

sl-opt.ru

ru

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`sl-opt.ru`

`ru`