b4dc.com - robtex.com
b4dc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2800:6c0:2::c:281🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com | ||||||
| PTR | c281.dattaweb.com | ||||||
| A | 200.58.111.117🇦🇷 AS27823200.58.111.0/24 LACNIC generated route for Dattatec.com | ||||||
| NS | ns3.hostmar.com ⭐ | ||||||
| A | 200.58.112.193🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | ns3.hostmar.com | ||||||
| NS | ns4.hostmar.com | ||||||
| A | 200.58.112.101🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | ns4.hostmar.com | ||||||
| MX | mail.b4dc.com ⭐ | ||||||
| A | 2800:6c0:2::c:281🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com | ||||||
| PTR | c281.dattaweb.com | ||||||
| A | 200.58.111.117🇦🇷 AS27823200.58.111.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | c281.dattaweb.com | ||||||
| MX | mx1.b4dc.com(20) | ||||||
| A | 200.58.122.206🇦🇷 AS27823200.58.122.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | mxbkp.hostmar.com | ||||||
| TXT | v=spf1 include:comp.hostmar.com -all | ||||||
| SOA | ns3.hostmar.comroot@hostmar.com 2026-07-27 #0 | ||||||
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=1785510577 | ||||||
Subdomains
Same first word
b4dc.com |
Similar names
db4c.com |
dbc4.myshopify.com |
cbd4.life |
c4bd.com |
4dbc.net |
dbc4.uk |
dbc4.co.uk |
dc4b.pl |
cd4b.com |
c4db.com |
cbd4.com |
dcb4.com |
dc4b.com |
dc4b.ru |
d4cb.ru |
DNS History
9 records (6 active, 3 former)
○NSns1.mediatemple.net2015-06-08 → 2017-09-11 · 4 obs
● 2017-09-11 00:28:00
○ 2026-07-21 13:52:34
○ 2026-07-31 15:34:10
○NSns2.mediatemple.net2015-06-08 → 2017-09-11 · 4 obs
● 2017-09-11 00:28:00
○ 2026-07-21 13:52:34
○ 2026-07-31 15:34:10
●NSns3.hostmar.com2026-07-21 → 2026-07-31 · 3 obs
● 2026-07-21 13:52:34
● 2026-07-31 15:34:10
●NSns4.hostmar.com2026-07-21 → 2026-07-31 · 3 obs
● 2026-07-21 13:52:34
● 2026-07-31 15:34:10
●MXmail.b4dc.com2015-06-08 → 2026-07-31 · 2 obs
● 2026-07-31 15:34:10
●MXmx1.b4dc.com2026-07-21 → 2026-07-31 · 3 obs
● 2026-07-21 13:52:34
● 2026-07-31 15:34:10
●A200.58.111.1172026-07-21 → 2026-07-31 · 3 obs
● 2026-07-21 13:52:34
● 2026-07-31 15:34:10
●A2800:6c0:2::c:2812026-07-21 → 2026-07-31 · 3 obs
● 2026-07-21 13:52:34
● 2026-07-31 15:34:10
○A70.32.68.1832015-06-08 → 2017-09-11 · 4 obs
● 2017-09-11 00:28:00
○ 2026-07-21 13:52:34
○ 2026-07-31 15:34:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| b4dc.com | ns4.hostmar.com, ns3.hostmar.com | 2 records |
✅ Authoritative Response
Server:200.58.112.193
NS records: ns4.hostmar.com, ns3.hostmar.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b4dc.com (unsigned zone)
⏱️ Timing
Total: 337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 200.58.111.117 |
| AAAA | 1 | 2800:6c0:2::c:281 |
| NS | 2 | ns3.hostmar.com, ns4.hostmar.com |
| MX | 2 | mx1.b4dc.com (pri: 20), mail.b4dc.com (pri: 0) |
| TXT | 1 | v=spf1 include:comp.hostmar.com -all |
| SOA | 1 | ns3.hostmar.com root.hostmar.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns4.hostmar.com, ns3.hostmar.com)
Analysis
Hierarchy
b4dc.com serves as the parent of mail.b4dc.com and mx1.b4dc.com.
IP Addresses
b4dc.com resolves to the IP addresses 200.58.111.117 and 2800:6c0:2::c:281
arroyonoticias.com.ar, mail.concejotrelew.gob.ar, mail.arqcorrea.com.ar plus two other host names have IP numbers in common with b4dc.com.
Name Servers
b4dc.com is served by two delegated name servers, ns3.hostmar.com and ns4.hostmar.com.
The name server configuration of b4dc.com is shared with other domains, for instance ferreteriahammer.com, katecs.cl, thersys.com and two others.
b4dc.com has at least partial name server overlap with other domains, such as kandalia.com, softdelnoa.com.ar, ybpconsulting.com and two others.
ns1.donweb.com, ns2.donweb.com and ns21.dattatec.com — plus 6 other name servers — are commonly paired with these name servers.
ns3.hostmar.com directs to 200.58.112.193 and ns4.hostmar.com directs to 200.58.112.101; each host name points to exactly one IP number.
Mail Servers
b4dc.com uses two mail servers, mail.b4dc.com and mx1.b4dc.com.
Host names pointing to two IP addresses:
mail.b4dc.com maps to two IP addresses — 200.58.111.117 and 2800:6c0:2::c:281.
Host names resolving to a single IP address:
mx1.b4dc.com points to the IP address 200.58.122.206.