j4cob.com - robtex.com
j4cob.com
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=1771291435 | ||||||
Same first word
j4cob.com |
DNS History
12 records (8 active, 4 former)
●NSdns1.p02.nsone.net2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
●NSdns2.p02.nsone.net2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
●NSdns3.p02.nsone.net2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
●NSdns4.p02.nsone.net2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
●MXmx1.improvmx.com2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
●MXmx2.improvmx.com2026-03-04 → 2026-03-23 · 2 obs
● 2026-03-23 14:07:40
○A13.52.188.952026-03-04 → 2026-03-04 · 3 obs
○ 2026-03-05 06:56:14
○ 2026-03-23 14:07:40
●A18.208.88.1572026-03-23 → 2026-03-23 · 3 obs
○ 2026-03-05 06:56:14
● 2026-03-23 14:07:40
○A35.157.26.1352026-03-05 → 2026-03-05 · 3 obs
● 2026-03-05 06:56:14
○ 2026-03-23 14:07:40
○A52.52.192.1912026-03-04 → 2026-03-04 · 3 obs
○ 2026-03-05 06:56:14
○ 2026-03-23 14:07:40
○A63.176.8.2182026-03-05 → 2026-03-05 · 3 obs
● 2026-03-05 06:56:14
○ 2026-03-23 14:07:40
●A98.84.224.1112026-03-23 → 2026-03-23 · 3 obs
○ 2026-03-05 06:56:14
● 2026-03-23 14:07:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| j4cob.com | dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net, dns4.p02.nsone.net | - |
✅ Authoritative Response
Server:198.51.45.2
NS records: dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net, dns4.p02.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j4cob.com (unsigned zone)
⏱️ Timing
Total: 504ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 98.84.224.111, 18.208.88.157 |
| NS | 4 | dns1.p02.nsone.net, dns2.p02.nsone.net... |
| MX | 2 | mx2.improvmx.com (pri: 2), mx1.improvmx.com (pri: 1) |
| SOA | 1 | dns1.p02.nsone.net hostmaster.nsone.net |
Analysis
IP Addresses
Two IP numbers are pointed to by j4cob.com: 18.208.88.157 and 98.84.224.111.
other host names include radiant-klepon-71de36.netlify.app, unruffled-bartik-913f5f.netlify.com, qrcode-parser.netlify.com, zuponz.com and cr8.cc; they share IP numbers with j4cob.com.
Name Servers
j4cob.com delegates to four name servers: dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net and dns4.p02.nsone.net.
j4cob.com at least partially shares name servers with other domains, for instance dylanmenkedesign.com, triadicdesigns.com, adsr.tv, 44.92.160.in-addr.arpa and theresevadem.com.
these name servers are commonly used with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, connect1.squarespacedns.com and connect2.squarespacedns.com.
Host names with two IP numbers: dns1.p02.nsone.net points to 2620:4d:4000:6259:7:2:0:1 and 198.51.44.2; dns2.p02.nsone.net points to 2a00:edc0:6259:7:2::2 and 198.51.45.2; dns3.p02.nsone.net points to 2620:4d:4000:6259:7:2:0:3 and 198.51.44.66; dns4.p02.nsone.net points to 2a00:edc0:6259:7:2::4 and 198.51.45.66.
Mail Servers
j4cob.com is handled by two mail servers: mx1.improvmx.com and mx2.improvmx.com.
j4cob.com uses the same mail server setup as other domains, for instance evantune.com, nerdwerx.com, aimssyndicate.org, jetskis.ca and killester.com.
j4cob.com shares some mail servers with other domains, including psp-emulator.com, oneup.host, mintservers.com and huliganga.com.
Six IP addresses per host:
mx1.improvmx.com points to 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45; mx2.improvmx.com points to 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92