1stcallres.com - robtex.com
1stcallres.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.f5clouddns.com ⭐ | ||||||
| A | 2604:e180:1071::3:1🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.234.197🇺🇸 DEFENSENET-1107.162.234.0/24 F5 via EMIX | ||||||
| NS | ns2.f5clouddns.com | ||||||
| A | 2604:e180:1071::ffff:6ba2:b0dd🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.176.221🇺🇸 DEFENSENET-1107.162.176.0/24 F5 via EMIX | ||||||
| MX | mail.example.com ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.f5clouddns.comf5xc-dns@f5.com 2023-10-20 #26 | ||||||
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=1778518756 | ||||||
Same first word
1stcallres.com |
DNS History
7 records (3 active, 4 former)
●NSns1.f5clouddns.com2026-04-29 → 2026-05-11 · 3 obs
● 2026-04-29 06:57:02
● 2026-05-11 17:24:48
●NSns2.f5clouddns.com2026-04-29 → 2026-05-11 · 3 obs
● 2026-04-29 06:57:02
● 2026-05-11 17:24:48
○NSns33.domaincontrol.com2015-05-23 → 2017-04-04 · 4 obs
● 2017-04-04 04:36:20
○ 2026-04-29 06:57:02
○ 2026-05-11 17:24:48
○NSns34.domaincontrol.com2015-05-23 → 2017-04-04 · 4 obs
● 2017-04-04 04:36:20
○ 2026-04-29 06:57:02
○ 2026-05-11 17:24:48
○MXmail.1stcallres.com2015-05-23 → 2017-04-04 · 4 obs
● 2017-04-04 04:36:20
○ 2026-04-29 06:57:02
○ 2026-05-11 17:24:48
●MXmail.example.com2026-04-29 → 2026-05-11 · 3 obs
● 2026-04-29 06:57:02
● 2026-05-11 17:24:48
○A107.180.4.1342015-05-23 → 2017-04-04 · 4 obs
● 2017-04-04 04:36:20
○ 2026-04-29 06:57:02
○ 2026-05-11 17:24:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| 1stcallres.com | ns1.f5clouddns.com, ns2.f5clouddns.com | 4 records |
✅ Authoritative Response
Server:107.162.176.221
NS records: ns1.f5clouddns.com, ns2.f5clouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1stcallres.com (unsigned zone)
⏱️ Timing
Total: 96ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.f5clouddns.com, ns1.f5clouddns.com |
| MX | 1 | mail.example.com (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.f5clouddns.com f5xc-dns.f5.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.f5clouddns.com, ns1.f5clouddns.com, ns2.f5clouddns.com...)
Analysis
Name Servers
1stcallres.com has two name servers: ns1.f5clouddns.com and ns2.f5clouddns.com.
1stcallres.com shares the same name server setup as other domains, for example kstcoatings.com, dhlparcel.pt, qualitas.lat, fluropon.org and scratchfix2in1.com.
1stcallres.com shares some name servers with other domains, for example prsomaha.com, binge.buzz, fnni-online.com, puntobaz.com.mx and proyectokybernus.org.mx.
these name servers are often used with ns1.f5cloudservices.com, ns2.f5cloudservices.com, ns3.aztecaservicios.mx, ns4.aztecaservicios.mx, ns1.fnni.com, ns5.fnni.com, ns.cgi.ca, ns1.bluecatdns.com, ns.cgi.com and ns1.bluecatdns.net.
Host names with two IP numbers:
ns1.f5clouddns.com points to: 2604:e180:1071::3:1 and 107.162.234.197; ns2.f5clouddns.com points to: 2604:e180:1071::ffff:6ba2:b0dd and 107.162.176.221.
Mail Servers
1stcallres.com is handled by a single mail server, mail.example.com.
1stcallres.com shares the mail server setup with other domains, for example olayan.info, lubna-s-olayan.com, olayan.eu, 1callres.com and togryd.net.
1stcallres.com shares some mail servers with other domains, at least partially; for instance goupsocial.com, setip.io, uvsa.org, lugman.net and edile.com.br.
these mail servers are often used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.