istelco.com - robtex.com
istelco.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
istelco.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns25.domaincontrol.com2026-03-15 → 2026-03-22 · 3 obs
● 2026-03-15 19:49:12
● 2026-03-22 16:30:30
●NSns26.domaincontrol.com2026-03-15 → 2026-03-22 · 3 obs
● 2026-03-15 19:49:12
● 2026-03-22 16:30:30
○NSns3.dns-servicios.es2015-06-01 → 2017-02-11 · 4 obs
● 2017-02-11 12:39:54
○ 2020-02-17 09:10:00
○ 2026-03-22 16:30:30
○NSns4.dns-servicios.es2015-06-01 → 2017-02-11 · 4 obs
● 2017-02-11 12:39:54
○ 2020-02-17 09:10:00
○ 2026-03-22 16:30:30
○MXistelco-com.mail.protection.outlook.com2015-06-01 → 2017-02-11 · 4 obs
● 2017-02-11 12:39:54
○ 2020-02-17 09:10:00
○ 2026-03-22 16:30:30
●MXmailstore1.secureserver.net2026-03-15 → 2026-03-22 · 3 obs
● 2026-03-15 19:49:12
● 2026-03-22 16:30:30
●MXsmtp.secureserver.net2026-03-15 → 2026-03-22 · 3 obs
● 2026-03-15 19:49:12
● 2026-03-22 16:30:30
●A13.248.243.52026-03-15 → 2026-03-22 · 2 obs
● 2026-03-22 16:30:30
●A76.223.105.2302026-03-15 → 2026-03-22 · 2 obs
● 2026-03-22 16:30:30
○CNAMEprod-sav-park-lb01-1919960993.us-east-2.elb.amazonaws.com2020-02-17 → 2020-02-17 · 3 obs
○ 2026-03-15 19:49:12
○ 2026-03-22 16:30:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net... | - |
| istelco.com | ns25.domaincontrol.com, ns26.domaincontrol.com | 4 records |
✅ Authoritative Response
Server: 97.74.102.13
NS records: ns25.domaincontrol.com, ns26.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for istelco.com (unsigned zone)
⏱️ Timing
Total: 124ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns25.domaincontrol.com, ns26.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| TXT | 1 | v=spf1 include:secureserver.net -all |
| SOA | 1 | ns25.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns25.domaincontrol.com, ns25.domaincontrol.com, ns26.domaincontrol.com...)
Analysis
IP Addresses
Two IP numbers are pointed to by istelco.com: 13.248.243.5 and 76.223.105.230.
other host names include designingwithgrace.com, elitepharmacyrx.com, homeybuddy.com, iopma.com and airfieldetc.com; they share IP numbers with istelco.com.
Name Servers
Two name servers ns25.domaincontrol.com and ns26.domaincontrol.com handle the delegation for istelco.com.
istelco.com shares the same name server setup as other domains, for instance buyip.com, rodneyriley.com, zxxi.com, levinjobpostings.net and martias.com.tr.
istelco.com shares name servers with other domains at least partially, for example capelcalibracion.com.mx.
Host names with two IP numbers:
ns25.domaincontrol.com points to 2603:5:2161::d and 97.74.102.13.
ns26.domaincontrol.com points to 2603:5:2261::d and 173.201.70.13.
Mail Servers
istelco.com is handled by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
istelco.com uses the same mail server setup as other domains, for instance trumpplayphone.com, ahmetkacar.com, sauceon.com, verdevalleyava.com and essenetial.com.
istelco.com shares at least some mail servers with other domains, including flirttxt.com and vogelfrei-theater.de.
Host names with three IP numbers:
mailstore1.secureserver.net points to: 216.69.141.78, 216.69.141.114 and 216.69.141.162.
smtp.secureserver.net points to: 216.69.141.71, 216.69.141.84 and 216.69.141.113.