3rcontracting.com - robtex.com
3rcontracting.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
3rcontracting.com |
Similar names
DNS History
15 records (9 active, 6 former)
○NShidden-master.yahoo.com2015-05-18 → 2016-01-26 · 4 obs
● 2016-01-26 03:09:40
○ 2016-04-15 07:17:22
○ 2026-03-23 17:46:46
●NSns73.domaincontrol.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
●NSns74.domaincontrol.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
○NSyns1.yahoo.com2015-05-18 → 2016-01-26 · 4 obs
● 2016-01-26 03:09:40
○ 2016-04-15 07:17:22
○ 2026-03-23 17:46:46
○NSyns2.yahoo.com2015-05-18 → 2016-01-26 · 4 obs
● 2016-01-26 03:09:40
○ 2016-04-15 07:17:22
○ 2026-03-23 17:46:46
●MXalt1.aspmx.l.google.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
●MXalt2.aspmx.l.google.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
●MXalt3.aspmx.l.google.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
●MXalt4.aspmx.l.google.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
●MXaspmx.l.google.com2016-04-15 → 2026-03-23 · 3 obs
● 2016-04-15 07:17:22
● 2026-03-23 17:46:46
○MXmx-biz.mail.am0.yahoodns.net2015-05-18 → 2016-01-26 · 4 obs
● 2016-01-26 03:09:40
○ 2016-04-15 07:17:22
○ 2026-03-23 17:46:46
○A107.180.55.602016-04-15 → 2017-12-17 · 5 obs
● 2016-04-15 07:17:22
● 2017-12-17 21:59:36
○ 2026-03-05 14:47:16
○ 2026-03-23 17:46:46
●A15.197.225.1282026-03-05 → 2026-03-23 · 3 obs
● 2026-03-05 14:47:16
● 2026-03-23 17:46:46
○A209.8.232.1782015-05-18 → 2016-01-26 · 4 obs
● 2016-01-26 03:09:40
○ 2016-04-15 07:17:22
○ 2026-03-23 17:46:46
●A3.33.251.1682026-03-05 → 2026-03-23 · 3 obs
● 2026-03-05 14:47:16
● 2026-03-23 17:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 3rcontracting.com | ns73.domaincontrol.com, ns74.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.47
NS records: ns73.domaincontrol.com, ns74.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3rcontracting.com (unsigned zone)
⏱️ Timing
Total: 215ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns73.domaincontrol.com, ns74.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | v=spf1 include:spf.em.secureserver.net ?, google-site-verification=hYDcVN4Yc71R8Sw |
| SOA | 1 | ns73.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns73.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com...)
Analysis
IP Addresses
3rcontracting.com points to two IP numbers: 3.33.251.168 and 15.197.225.128.
Other host names such as ceramiccoatingdelaware.com, ppfhouston.com, flagworld.net.au, bellridgemg.com and york-texas.com share IPs with 3rcontracting.com.
Name Servers
Two name servers ns73.domaincontrol.com and ns74.domaincontrol.com handle the delegation for 3rcontracting.com.
3rcontracting.com shares the same name server setup as other domains, for example sewell-group.com, iriweb.org, pinpointmarketing.com, soyadulta.com and albertogroup.com.
3rcontracting.com shares name servers with other domains at least partially, for instance gbrx.us.
Host names with two IP numbers:
ns73.domaincontrol.com points to 2603:5:21a4::2f and 97.74.106.47.
ns74.domaincontrol.com points to 2603:5:22a4::2f and 173.201.74.47.
Mail Servers
3rcontracting.com is handled by five mail servers: 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.
3rcontracting.com shares at least partially some mail servers with other domains, for instance ns500758.ns500759.ns500698.ns500758.ns500698.ns500735.ns500736.ns500736.ns500576.ns500576.ns500576.ns500708.ns500698.ns500698.ns500619.ns500619.ns500619.trackreceptor.com, ns500758.ns500759.ns500758.ns500735.ns500735.ns500698.ns500698.ns500708.ns500652.ns500576.ns500576.trackreceptor.com, ns500731.ns500742.ns500671.ns500704.ns500704.ns500671.ns500671.ns500705.ns500649.ns500678.ns500291.ns500131.lustychickser.com, ns500758.ns500698.ns500758.ns500698.ns500736.ns500698.ns500708.ns500708.ns500698.ns500652.ns500576.ns500576.ns500652.ns500619.ns500652.tracksymphony.com and ns500734.ns500734.ns500734.ns500734.ns500699.ns500734.ns500693.ns500699.ns500699.ns500588.ns500693.ns500699.ns500588.ns500632.ns500588.ns500578.ns500110.dtrkdll.com.
these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers
Each host name points to two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27