sysadmin.pro - robtex.com
sysadmin.pro
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.yandex.net ⭐ | ||||||
| A | 2a02:6b8::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| A | 213.180.204.213🇷🇺 TELETECH213.180.192.0/19 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| NS | dns2.yandex.net | ||||||
| A | 2a02:6b8:0:1::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns2.yandex.net | ||||||
| A | 93.158.134.213🇷🇺 TELETECH93.158.128.0/18 Yandex enterprise network | ||||||
| PTR | dns2.yandex.net | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | dns1.yandex.netdns-hosting@yandex.ru serial=5 | ||||||
pro
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.pro.afilias-nst.info ⭐ | ||||||
| NS | a2.pro.afilias-nst.info | ||||||
| NS | b0.pro.afilias-nst.org | ||||||
| NS | b2.pro.afilias-nst.org | ||||||
| NS | c0.pro.afilias-nst.info | ||||||
| NS | d0.pro.afilias-nst.org | ||||||
| SOA | a0.pro.afilias-nst.infohostmaster@donuts.email serial=1786408065 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●NSdns1.yandex.net2026-02-25 → 2026-08-11 · 3 obs
● 2026-02-25 13:03:04
● 2026-08-11 00:40:54
●NSdns2.yandex.net2026-02-25 → 2026-08-11 · 3 obs
● 2026-02-25 13:03:04
● 2026-08-11 00:40:54
○NSns1.101domain.com2016-12-10 → 2016-12-10 · 3 obs
○ 2026-02-25 13:03:04
○ 2026-08-11 00:40:54
○NSns2.101domain.com2016-12-10 → 2016-12-10 · 3 obs
○ 2026-02-25 13:03:04
○ 2026-08-11 00:40:54
○NSns5.101domain.com2016-12-10 → 2016-12-10 · 3 obs
○ 2026-02-25 13:03:04
○ 2026-08-11 00:40:54
●MXmx.yandex.net2026-02-25 → 2026-08-11 · 3 obs
● 2026-02-25 13:03:04
● 2026-08-11 00:40:54
○MXmx.yandex.ru2016-12-10 → 2016-12-10 · 3 obs
○ 2026-02-25 13:03:04
○ 2026-08-11 00:40:54
○A178.208.83.282016-12-10 → 2016-12-10 · 3 obs
○ 2026-02-25 13:03:04
○ 2026-08-11 00:40:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pro | a0.pro.afilias-nst.info, a2.pro.afilias-nst.info, b0.pro.afilias-nst.org, b2.pro.afilias-nst.org... | - |
| sysadmin.pro | dns2.yandex.net, dns1.yandex.net | - |
✅ Authoritative Response
Server:213.180.204.213
NS records: dns2.yandex.net, dns1.yandex.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysadmin.pro (unsigned zone)
⏱️ Timing
Total: 686ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.yandex.net, dns2.yandex.net |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | dns1.yandex.net dns-hosting.yandex.ru |
Analysis
Name Servers
sysadmin.pro is delegated to two name servers: dns1.yandex.net and dns2.yandex.net.
sysadmin.pro has the same name server delegation as a number of other domains, such as komissii.net, psihodesign.ru, teremok-nnov.ru and two more.
There is at least partial name server overlap between sysadmin.pro and other domains — m-kvadrat.ru, vershina.org, classtel.ru and two more among them.
These name servers regularly appear alongside dns1.yandex.ru, dns2.yandex.ru, ns3-l2.nic.ru and 4 other name servers in NS record sets.
dns1.yandex.net and dns2.yandex.net each resolve to two IP addresses: dns1.yandex.net points to 213.180.204.213 and 2a02:6b8::213, while dns2.yandex.net points to 93.158.134.213 and 2a02:6b8:0:1::213.
Mail Servers
sysadmin.pro routes its mail through a single mail server, mx.yandex.net.
sysadmin.pro has the same mail server arrangement as a number of other domains, for example a2m.ru, baremhirdavat.com.tr, olvit.spb.ru and two more.
sysadmin.pro shares at least some of its mail servers with other domains — for example radv.ru, maxim-m.ru, erclens.com and two more.
mx.yandex.net carries two IP numbers: 77.88.21.249 and 2a02:6b8::311.