proxy13.houstonisd.org - robtex.com
proxy13.houstonisd.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 166.127.1.223🇺🇸 AS4604166.127.0.0/17 | ||||||
houstonisd.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.17.71.73Cloudflare104.17.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns-1428.awsdns-50.org ⭐ | ||||||
| NS | ns-1742.awsdns-25.co.uk | ||||||
| NS | ns-412.awsdns-51.com | ||||||
| NS | ns-997.awsdns-60.net | ||||||
| MX | houstonisd-org.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 ip4:166.127.112.179 include:sapsf.com include:_spf-sfdc.successfactors... | ||||||
| SOA | ns-1428.awsdns-50.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
rank #36561 globally
rank #4053 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #98,211
Same first word
DNS History
1 record (1 active, 0 former)
●A166.127.1.2232015-05-19 → 2026-05-31 · 2 obs
● 2015-05-19 19:24:48
● 2026-05-31 16:27:42
● 2026-05-31 16:27:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| houstonisd.org | ns-997.awsdns-60.net, ns-412.awsdns-51.com, ns-1742.awsdns-25.co.uk, ns-1428.awsdns-50.org | 2 records |
✅ Authoritative Response
Server:205.251.193.156
NS records: ns-997.awsdns-60.net, ns-412.awsdns-51.com, ns-1742.awsdns-25.co.uk, ns-1428.awsdns-50.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for houstonisd.org (unsigned zone)
⏱️ Timing
Total: 370ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 166.127.1.223 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1428.awsdns-50.org, ns-1428.awsdns-50.org)
Analysis
IP Addresses
proxy13.houstonisd.org resolves to one IP address: 166.127.1.223.