kosibg.com - robtex.com
kosibg.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.107.36.50🇧🇬 SUPERHOSTING_AS193.107.36.0/24 | ||||||
| PTR | pascal.host.bg | ||||||
| PTR | server22.host.bg | ||||||
| NS | ns43.bgdns.net ⭐ | ||||||
| A | 193.107.36.251🇧🇬 SUPERHOSTING_AS193.107.36.0/24 | ||||||
| PTR | hertz.superhosting.bg | ||||||
| NS | ns44.bgdns.net | ||||||
| A | 193.107.36.252🇧🇬 SUPERHOSTING_AS193.107.36.0/24 | ||||||
| PTR | server22.superhosting.bg | ||||||
| MX | shmail55.kosibg.com ⭐ | ||||||
| A | 193.107.36.50🇧🇬 SUPERHOSTING_AS193.107.36.0/24 | ||||||
| PTR | pascal.host.bg | ||||||
| PTR | server22.host.bg | ||||||
| TXT | v=spf1 +a +mx +ip4:193.107.36.251 +ip4:193.107.36.252 +include:server22.spf.s... | ||||||
| SOA | ns43.bgdns.netsupport@host.b 2026-02-12 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774882092 | ||||||
Subdomains
shmail55.kosibg.com |
Same first word
kosibg.com |
Similar names
gbikos.gr |
kgsbio.com |
kiosgb.com |
bgoski.com |
biokgs.com |
gskbio.com |
gosbik.com |
bigkos.com |
kobigs.com |
ikosgb.com |
kgbois.com |
gskbio.org |
DNS History
8 records (4 active, 4 former)
○NSns21.bgdns.net2008-03-09 → 2016-03-11 · 4 obs
● 2016-03-11 09:49:22
○ 2016-09-14 20:56:40
○ 2026-03-30 15:02:44
○NSns22.bgdns.net2008-03-09 → 2016-03-11 · 4 obs
● 2016-03-11 09:49:22
○ 2016-09-14 20:56:40
○ 2026-03-30 15:02:44
●NSns43.bgdns.net2016-09-14 → 2026-03-30 · 3 obs
● 2016-09-14 20:56:40
● 2026-03-30 15:02:44
●NSns44.bgdns.net2016-09-14 → 2026-03-30 · 3 obs
● 2016-09-14 20:56:40
● 2026-03-30 15:02:44
○MXmail.host.bg2008-03-09 → 2017-01-14 · 4 obs
● 2017-01-14 16:29:22
○ 2020-02-05 13:27:06
○ 2026-03-30 15:02:44
●MXshmail55.kosibg.com2020-02-05 → 2026-03-30 · 3 obs
● 2020-02-05 13:27:06
● 2026-03-30 15:02:44
●A193.107.36.502016-09-14 → 2026-03-30 · 3 obs
● 2016-09-14 20:56:40
● 2026-03-30 15:02:44
○A87.120.40.1682008-03-09 → 2016-03-11 · 4 obs
● 2016-03-11 09:49:22
○ 2016-09-14 20:56:40
○ 2026-03-30 15:02:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kosibg.com | ns43.bgdns.net, ns44.bgdns.net | - |
✅ Authoritative Response
Server:193.107.36.251
NS records: ns43.bgdns.net, ns44.bgdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kosibg.com (unsigned zone)
⏱️ Timing
Total: 542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.107.36.50 |
| NS | 2 | ns44.bgdns.net, ns43.bgdns.net |
| MX | 1 | shmail55.kosibg.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:193.107.36.251 +ip4:1 |
| SOA | 1 | ns43.bgdns.net support.host.b |
Analysis
Hierarchy
kosibg.com is the parent of shmail55.kosibg.com.
IP Addresses
kosibg.com resolves to one IP number: 193.107.36.50.
other host names including artinvision.bg, mail.zdrami.com, shmail55.krasyo.com, www.prosoft-studio.com and shmail55.rexintegra.com share IP numbers with kosibg.com.
Name Servers
kosibg.com is delegated to two name servers ns43.bgdns.net and ns44.bgdns.net.
kosibg.com shares the same name server setup as other domains, for instance mrmusic.bg, krasyo.com, sk-bg.eu, modernmanagement.bg and artgift.eu.
kosibg.com at least partially shares name servers with other domains, for instance akm-bg.com, irm.bg, prologist.info, ve4erna.com and balance-m.bg.
Host names with one IP number:
ns43.bgdns.net points to 193.107.36.251
ns44.bgdns.net points to 193.107.36.252
Mail Servers
kosibg.com is handled by a single mail server, shmail55.kosibg.com.
shmail55.kosibg.com resolves to IP 193.107.36.50.