contractormailings.com - robtex.com
contractormailings.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:8d4f🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5eea🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.94.234Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.141.79🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26b9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2b9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22b9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 108.162.194.185🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 162.159.38.185Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 172.64.34.185🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| NS | lamar.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c8e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c38e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:238e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 108.162.195.142🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 162.159.44.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 172.64.35.142🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| MX | mail.contractorsmailtheblock.com ⭐ | ||||||
| A | 209.59.168.214🇺🇸 LiquidWeb209.59.128.0/18 Liquid Web Inc 4210 S. Creyts Rd Lansing, MI 48917 | ||||||
| TXT | v=spf1 mx a:mail.contractorsmailtheblock.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.94.234, 172.67.141.79 | ||||||
| IPv6 | 2606:4700:3031::ac43:8d4f, 2606:4700:3035::6815:5eea | ||||||
| SOA | jen.ns.cloudflare.comdns@cloudflare.com serial=2397799453 | ||||||
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=1774596977 | ||||||
Same first word
contractormailings.com |
DNS History
11 records (7 active, 4 former)
●NSjen.ns.cloudflare.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 07:57:54
●NSlamar.ns.cloudflare.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 07:57:54
●MXmail.contractorsmailtheblock.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 07:57:54
●A104.21.94.2342026-02-20 → 2026-03-27 · 4 obs
● 2026-03-04 20:37:04
○ 2026-03-07 14:28:34
● 2026-03-27 07:57:54
●A172.67.141.792026-02-20 → 2026-03-27 · 4 obs
● 2026-03-04 20:37:04
○ 2026-03-07 14:28:34
● 2026-03-27 07:57:54
○A188.114.96.02026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 14:28:34
○ 2026-03-27 07:57:54
○A188.114.97.02026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 14:28:34
○ 2026-03-27 07:57:54
●A2606:4700:3031::ac43:8d4f2026-02-20 → 2026-03-27 · 4 obs
● 2026-03-04 20:37:04
○ 2026-03-07 14:28:34
● 2026-03-27 07:57:54
●A2606:4700:3035::6815:5eea2026-02-20 → 2026-03-27 · 4 obs
● 2026-03-04 20:37:04
○ 2026-03-07 14:28:34
● 2026-03-27 07:57:54
○A2a06:98c1:3120::2026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 14:28:34
○ 2026-03-27 07:57:54
○A2a06:98c1:3121::2026-03-07 → 2026-03-07 · 3 obs
● 2026-03-07 14:28:34
○ 2026-03-27 07:57:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| contractormailings.com | jen.ns.cloudflare.com, lamar.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.185
NS records: jen.ns.cloudflare.com, lamar.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contractormailings.com (unsigned zone)
⏱️ Timing
Total: 105ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.141.79, 104.21.94.234 |
| AAAA | 2 | 2606:4700:3031::ac43:8d4f, 2606:4700:3035::6815:5eea |
| NS | 2 | jen.ns.cloudflare.com, lamar.ns.cloudflare.com |
| MX | 1 | mail.contractorsmailtheblock.com (pri: 0 |
| TXT | 1 | v=spf1 mx a:mail.contractorsmailtheblock |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jen.ns.cloudflare.com dns.cloudflare.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (jen.ns.cloudflare.com, jen.ns.cloudflare.com, jen.ns.cloudflare.com...)
Analysis
IP Addresses
contractormailings.com maps to four IP numbers: 2606:4700:3031::ac43:8d4f, 2606:4700:3035::6815:5eea, 104.21.94.234 and 172.67.141.79.
other host names include opusdei.be, zchq.net, avalonfire.org, oakridgeswater.ca and harmonyhomesltd.com; they share IP numbers with contractormailings.com.
Name Servers
Two name servers jen.ns.cloudflare.com and lamar.ns.cloudflare.com handle the delegation for contractormailings.com.
contractormailings.com shares the same name server setup as other domains, for instance pinpointdigital.com, portablegaragedepot.com, kbdiversified.com, snowguards.com and lifan-auto.ru.
contractormailings.com at least partially shares name servers with other domains, for instance aporcupine.com, sushi-vzhuh.ru, (0x706f726e)ofrancais.(0x787878), rzcdj.com and northfaceoutletonline.com.
These name servers are commonly used with daniella.ns.cloudflare.com, jimmy.ns.cloudflare.com, rayden.ns.cloudflare.com, phoenix.ns.cloudflare.com, sergi.ns.cloudflare.com and kenia.ns.cloudflare.com.
Six IP addresses per host:
jen.ns.cloudflare.com points to 2606:4700:50::a29f:26b9, 2803:f800:50::6ca2:c2b9, 2a06:98c1:50::ac40:22b9, 108.162.194.185, 162.159.38.185 and 172.64.34.185; lamar.ns.cloudflare.com points to 2606:4700:58::a29f:2c8e, 2803:f800:50::6ca2:c38e, 2a06:98c1:50::ac40:238e, 108.162.195.142, 162.159.44.142 and 172.64.35.142
Mail Servers
contractormailings.com is handled by a single mail server, mail.contractorsmailtheblock.com.
The host name mail.contractorsmailtheblock.com points to IP 209.59.168.214.