syscom.ru - dns.ninja
syscom.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.36.35.124🇷🇺 NETSPB-AS193.36.35.0/24 Net Ltd network | ||||||
| PTR | sh124.bul.net | ||||||
| NS | hs411.bul.net ⭐ | ||||||
| A | 185.43.5.221🇷🇺 RU-JSCIOT185.43.4.0/23 | ||||||
| PTR | hs411.bul.net | ||||||
| NS | ns1.bul.net | ||||||
| A | 2a01:9e40:195:0:250:56ff:febf:42b2🇧🇬 IPACCT-AS2a01:9e40::/32 IPACCT Ltd. | ||||||
| A | 195.85.215.2🇧🇬 IPACCT-AS195.85.215.0/24 IPACCT Ltd. | ||||||
| PTR | billing.bul.net | ||||||
| NS | ns2.bul.net | ||||||
| A | 193.36.35.122🇷🇺 NETSPB-AS193.36.35.0/24 Net Ltd network | ||||||
| PTR | ns2.bul.net | ||||||
| MX | mail.syscom.ru(20) | ||||||
| TXT | v=spf1 ip4:185.43.5.221 ip4:193.36.35.124 a mx ~all | ||||||
| SOA | hs411.bul.netnoc@bul.net 2023-01-17 #52 | ||||||
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.nethostmaster@ripn.net serial=4069289 | ||||||
Subdomains
mail.syscom.ru |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NShs411.bul.net2026-02-17 → 2026-06-17 · 3 obs
● 2026-02-17 21:10:16
● 2026-06-17 16:28:06
●NSns1.bul.net2015-08-10 → 2026-06-17 · 5 obs
● 2018-04-10 01:30:34
○ 2018-08-11 16:49:50
● 2018-10-23 17:16:46
● 2026-06-17 16:28:06
○NSsh2-5-2.bul.net2018-08-11 → 2018-10-23 · 5 obs
● 2018-08-11 16:49:50
● 2018-10-23 17:16:46
○ 2026-02-17 21:10:16
○ 2026-06-17 16:28:06
●MXmail.syscom.ru2015-08-10 → 2026-06-17 · 2 obs
● 2026-06-17 16:28:06
○A193.36.35.1002015-08-10 → 2018-04-10 · 4 obs
● 2018-04-10 01:30:34
○ 2018-08-11 16:49:50
○ 2026-06-17 16:28:06
○A193.36.35.1152018-08-11 → 2018-10-23 · 5 obs
● 2018-08-11 16:49:50
● 2018-10-23 17:16:46
○ 2026-02-17 21:10:16
○ 2026-06-17 16:28:06
●A193.36.35.1242026-02-17 → 2026-06-17 · 3 obs
● 2026-02-17 21:10:16
● 2026-06-17 16:28:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| syscom.ru | ns1.bul.net, ns2.bul.net | - |
✅ Authoritative Response
Server:193.36.35.122
NS records: ns1.bul.net, ns2.bul.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for syscom.ru (unsigned zone)
⏱️ Timing
Total: 4111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.36.35.124 |
| NS | 2 | ns1.bul.net, ns2.bul.net |
| MX | 2 | mail.syscom.ru (pri: 20), mail.syscom.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:185.43.5.221 ip4:193.36.35.12 |
| SOA | 1 | hs411.bul.net noc.bul.net |
Analysis
Hierarchy
The domain mail.syscom.ru falls under the parent syscom.ru.
IP Addresses
syscom.ru resolves to one IP address: 193.36.35.124.
www.dilas.ru, sh124.bul.net, 0495.ru and two other host names share IP numbers with syscom.ru.
Name Servers
Three name servers are authoritative for syscom.ru: hs411.bul.net, ns1.bul.net and ns2.bul.net.
At least some of syscom.ru's name servers are shared with other domains, for example linefrost.ru, jsm.ru, xn--80aaf6afqbcskdtk5c.xn--p1ai and two more.
These name servers tend to co-occur with bsh1.bul.net, mail.sh2-5-2.bul.net, sh125.bul.net and 6 other name servers in the same DNS delegations.
Hostnames that resolve to two IP addresses:
ns1.bul.net maps to two IP addresses — 195.85.215.2 and 2a01:9e40:195:0:250:56ff:febf:42b2.
Hosts with just one IP address:
hs411.bul.net points to the IP address 185.43.5.221.
ns2.bul.net points to the IP address 193.36.35.122.
Mail Servers
Mail for syscom.ru is handled by a single mail server, mail.syscom.ru.