jsbtec.com - dns.ninja
jsbtec.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.219.122.12🇵🇱 IC-AS91.219.120.0/22 Internet Cafe Uslugi Informatyczne Miroslaw Backiel | ||||||
| PTR | host-91-219-122-12.webio.pl | ||||||
| A | 194.88.154.187🇵🇱 IC-AS194.88.154.0/23 Internet Cafe uslugi informatyczne Miroslaw Backiel | ||||||
| NS | ns1.webio.pl ⭐ | ||||||
| A | 194.88.154.133🇵🇱 IC-AS194.88.154.0/23 Internet Cafe uslugi informatyczne Miroslaw Backiel | ||||||
| PTR | ns1.webio.pl | ||||||
| NS | ns2.webio.pl | ||||||
| A | 79.187.155.100🇵🇱 TPNET79.184.0.0/13 for abuse: abuse@tpnet.pl | ||||||
| PTR | hfz100.internetdsl.tpnet.pl | ||||||
| MX | mail1.webio.pl ⭐ | ||||||
| A | 194.88.154.137🇵🇱 IC-AS194.88.154.0/23 Internet Cafe uslugi informatyczne Miroslaw Backiel | ||||||
| PTR | mail1.webio.pl | ||||||
| MX | mail2.webio.pl ⭐ | ||||||
| A | 194.88.154.186🇵🇱 IC-AS194.88.154.0/23 Internet Cafe uslugi informatyczne Miroslaw Backiel | ||||||
| PTR | mail2.webio.pl | ||||||
| MX | mail3.webio.pl ⭐ | ||||||
| A | 194.88.154.134🇵🇱 IC-AS194.88.154.0/23 Internet Cafe uslugi informatyczne Miroslaw Backiel | ||||||
| PTR | mail3.webio.pl | ||||||
| MX | mailoffsite.webio.pl(90) | ||||||
| A | 79.187.155.100🇵🇱 TPNET79.184.0.0/13 for abuse: abuse@tpnet.pl | ||||||
| PTR | hfz100.internetdsl.tpnet.pl | ||||||
| TXT | v=spf1 a mx ip4:194.88.154.129/26 ip4:78.131.153.11 -all | ||||||
| SOA | ns1.webio.plhostmaster@jsbtec.com 2026-06-17 #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=1783183071 | ||||||
Subdomains
mail.jsbtec.com |
Same first word
jsbtec.com |
Similar names
DNS History
13 records (8 active, 5 former)
●NSns1.webio.pl2015-11-25 → 2026-07-04 · 3 obs
● 2015-11-25 04:34:32
● 2026-07-04 17:02:28
●NSns2.webio.pl2015-11-25 → 2026-07-04 · 3 obs
● 2015-11-25 04:34:32
● 2026-07-04 17:02:28
○NSns5.hostingbyexperts.com2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-25 04:34:32
○ 2026-07-04 17:02:28
○NSns6.hostingbyexperts.com2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-25 04:34:32
○ 2026-07-04 17:02:28
○MXmail.jsbtec.com2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-25 04:34:32
○ 2026-07-04 17:02:28
●MXmail1.webio.pl2015-11-25 → 2026-07-04 · 6 obs
● 2015-11-25 04:34:32
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
●MXmail2.webio.pl2015-11-25 → 2026-07-04 · 6 obs
● 2015-11-25 04:34:32
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
●MXmail3.webio.pl2015-11-25 → 2026-07-04 · 6 obs
● 2015-11-25 04:34:32
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
●MXmailoffsite.webio.pl2015-11-25 → 2026-07-04 · 6 obs
● 2015-11-25 04:34:32
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
○MXsmtp.chilledserver.com2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-25 04:34:32
○ 2026-07-04 17:02:28
●A194.88.154.1872015-11-25 → 2026-07-04 · 6 obs
● 2015-11-25 04:34:32
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
○A66.63.181.1042015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-25 04:34:32
○ 2026-07-04 17:02:28
●A91.219.122.122016-03-05 → 2026-07-04 · 6 obs
● 2016-03-05 00:58:58
● 2017-05-29 03:57:56
○ 2026-07-02 05:01:40
● 2026-07-04 13:25:12
● 2026-07-04 17:02:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| jsbtec.com | ns1.webio.pl, ns2.webio.pl | - |
✅ Authoritative Response
Server:79.187.155.100
NS records: ns1.webio.pl, ns2.webio.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsbtec.com (unsigned zone)
⏱️ Timing
Total: 841ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 194.88.154.187, 91.219.122.12 |
| NS | 2 | ns2.webio.pl, ns1.webio.pl |
| MX | 4 | mail1.webio.pl (pri: 10), mail3.webio.pl (pri: 10)... |
| TXT | 1 | v=spf1 a mx ip4:194.88.154.129/26 ip4:78 |
| SOA | 1 | ns1.webio.pl hostmaster.jsbtec.com |
Analysis
Hierarchy
jsbtec.com is a parent domain of mail.jsbtec.com.
IP Addresses
jsbtec.com directs to two IP numbers, 91.219.122.12 and 194.88.154.187
Additional host names — vitanea.eu, pizzabati.pl, portal2.psko.pl and two others — share IP numbers with jsbtec.com.
Name Servers
jsbtec.com has two authoritative name servers — ns1.webio.pl and ns2.webio.pl.
jsbtec.com shares its name server setup with other domains, including medshop.pl, sklep.poradnikogrodniczy.pl, masterdev.pl and two others.
jsbtec.com shares at least some of its name servers with other domains, including install.yochi.pl, charatonik.com, wapps.pl and two others.
These name servers are frequently seen alongside the name servers ns.
ns1.webio.pl and ns2.webio.pl each resolve to one IP number: ns1.webio.pl points to 194.88.154.133 and ns2.webio.pl points to 79.187.155.100.
Mail Servers
Four mail servers handle email for jsbtec.com: mail1.webio.pl, mail2.webio.pl, mail3.webio.pl and mailoffsite.webio.pl.
jsbtec.com shares mail servers — at least in part — with other domains, including przedszkole-halabala.com.pl, sgonk.org, skoneczny.com and two others.
mail1.webio.pl, mail2.webio.pl, mail3.webio.pl and mailoffsite.webio.pl each resolve to one IP address: mail1.webio.pl resolves to 194.88.154.137, mail2.webio.pl resolves to 194.88.154.186, mail3.webio.pl resolves to 194.88.154.134 and mailoffsite.webio.pl resolves to 79.187.155.100.