ehsd.cccounty.us - robtex.com
ehsd.cccounty.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.166.144.160🇺🇸 AS238664.166.144.0/24 | ||||||
| MX | mxb-00517f02.gslb.pphosted.com ⭐ | ||||||
| A | 205.220.169.30🇺🇸 Proofpoint205.220.169.0/24 Inc. | ||||||
| PTR | mx0a-00517f02.pphosted.com | ||||||
| MX | mxa-00517f02.gslb.pphosted.com(9) | ||||||
| A | 205.220.169.30🇺🇸 Proofpoint205.220.169.0/24 Inc. | ||||||
| PTR | mx0a-00517f02.pphosted.com | ||||||
| TXT | v=spf1 ip4:64.166.144.0/25 ip4:198.207.148.239 ip4:68.125.76.194 include:spf.... | ||||||
| TXT | ZOOM_verify_Jl0s91zdKnyEqj8uRq6F3E | ||||||
| TXT | v=TLSRPTv1; rua=mailto: AzureReports@doit.cccounty.us | ||||||
| TXT | google-gws-recovery-domain-verification=71127652 | ||||||
| TXT | google-site-verification=bCYbkwE0D7bwtCTSh3Cr4uhrg-Rn9hX3BZKVV-GNLPw | ||||||
cccounty.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.114.211.29🇺🇸 Microsoft20.64.0.0/10 | ||||||
| NS | ns3.co.contra-costa.ca.us ⭐ ⚠️ Not in zone NS records | ||||||
| NS | ns1-05.azure-dns.com | ||||||
| NS | ns2-05.azure-dns.net | ||||||
| NS | ns3-05.azure-dns.org | ||||||
| NS | ns4-05.azure-dns.info | ||||||
| NS | ns4.co.contra-costa.ca.us ⚠️ Not in zone NS records | ||||||
| MX | mxa-00517f02.gslb.pphosted.com ⭐ | ||||||
| MX | mxb-00517f02.gslb.pphosted.com ⭐ | ||||||
| TXT | 10f4ruvvshv0u0v6vi3s9batur | ||||||
| TXT | 341ic018lm9e2iisoh9eojffjc | ||||||
| TXT | 8o2mt08oht6pknc5g9dls70pk5 | ||||||
| TXT | 9vjelbm8oqpgpu9rn31ee2lmd7 | ||||||
| TXT | Aks7cm7m1mnntu6b5abqc1u981 | ||||||
| TXT | v=spf1 ip4:64.166.144.0/25 include:spf.protection.outlook.com include:spf-005... | ||||||
| SOA | ns3.co.contra-costa.ca.uswannoc@doit.co.contra-costa.ca.us 2004-10-31 #53 | ||||||
WOT: UNKNOWN (70/100)
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
○MXmailscan.co.contra-costa.ca.us2017-02-19 → 2017-02-19 · 3 obs
○ 2026-04-23 21:23:00
○ 2026-05-14 21:22:54
○MXmailscan2.co.contra-costa.ca.us2017-02-19 → 2017-02-19 · 3 obs
○ 2026-04-23 21:23:00
○ 2026-05-14 21:22:54
●MXmxa-00517f02.gslb.pphosted.com2026-04-23 → 2026-05-14 · 3 obs
● 2026-04-23 21:23:00
● 2026-05-14 21:22:54
●MXmxb-00517f02.gslb.pphosted.com2026-04-23 → 2026-05-14 · 3 obs
● 2026-04-23 21:23:00
● 2026-05-14 21:22:54
●A64.166.144.1602026-04-23 → 2026-05-14 · 2 obs
● 2026-05-14 21:22:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us... | - |
| cccounty.us | ns2-05.azure-dns.net, ns3.co.contra-costa.ca.us, ns4.co.contra-costa.ca.us, ns1-05.azure-dns.com... | 2 records |
✅ Authoritative Response
Server:150.171.21.5
NS records: ns2-05.azure-dns.net, ns3.co.contra-costa.ca.us, ns4.co.contra-costa.ca.us, ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns3-05.azure-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cccounty.us (unsigned zone)
⏱️ Timing
Total: 899ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.166.144.160 |
| MX | 2 | mxa-00517f02.gslb.pphosted.com (pri: 9), mxb-00517f02.gslb.pphosted.com (pri: 5) |
| TXT | 6 | google-site-verification=bCYbkwE0D7bwtCT, v=TLSRPTv1; rua=mailto: AzureReports@doi... |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns4.co.contra-costa.ca.us, ns3.co.contra-costa.ca.us)
Analysis
IP Addresses
ehsd.cccounty.us points to a single IP: 64.166.144.160.
Other host names, for instance ll.cccounty.us, doit.cccounty.us and assr.cccounty.us share IP numbers with ehsd.cccounty.us.
Mail Servers
ehsd.cccounty.us is handled by two mail servers: mxa-00517f02.gslb.pphosted.com and mxb-00517f02.gslb.pphosted.com.
ehsd.cccounty.us has the same mail server setup as other domains, including ll.cccounty.us, prob.cccounty.us, first5coco.org, doit.cccounty.us and doit.co.contra-costa.ca.us.
Some mail servers are shared between ehsd.cccounty.us and other domains, for example so.cccounty.us.
Host names with one IP number
Host name mxa-00517f02.gslb.pphosted.com points to 205.220.169.30
Host name mxb-00517f02.gslb.pphosted.com points to 205.220.169.30
Host names that point to 205.220.169.30: mxa-00517f02.gslb.pphosted.com and mxb-00517f02.gslb.pphosted.com