collierschools.com - robtex.com
collierschools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.17.71.73Cloudflare104.17.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | al.collierschools.com ⭐ | ||||||
| A | 208.66.196.13🇺🇸 RoadRunner208.66.196.0/23 | ||||||
| PTR | al.collierschools.com | ||||||
| NS | si.collierschools.com | ||||||
| A | 208.66.196.14🇺🇸 RoadRunner208.66.196.0/23 | ||||||
| PTR | si.collierschools.com | ||||||
| MX | smtp2.collierschools.com ⭐ | ||||||
| A | 208.66.196.182🇺🇸 RoadRunner208.66.196.0/23 | ||||||
| PTR | smtp2.collierschools.com | ||||||
| MX | smtp1.collierschools.com(10) | ||||||
| A | 208.66.196.181🇺🇸 RoadRunner208.66.196.0/23 | ||||||
| PTR | smtp1.collierschools.com | ||||||
| TXT | cisco-ci-domain-verification=4406b17923268deb7b38f18de567441af5675bcfbdd10791... | ||||||
| TXT | v=spf1 mx ip4:69.196.242.0/24 ip4:192.230.230.0/24 ip4:208.66.196.52/32 ip4:5... | ||||||
| TXT | MS=0944BFE62169BE8815517722D842EC44921A6468 | ||||||
| TXT | adobe-idp-site-verification=a96b09b8-d3c2-46d2-89bb-38a1d8cd83b5 | ||||||
| TXT | yahoo-verification-key=LKvvks+bRcvd35VYFueQiWo1mCyPTlXab2DkL8TKjAk= | ||||||
| SOA | al.collierschools.comnoc@collier.k12.fl.us 2023-02-23 #61 | ||||||
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=1776988831 | ||||||
rank #125115 in the tld
WOT: UNKNOWN (72/100)
📈 Tranco rank: #75,520
Subdomains
fs.collierschools.com |
canvas.collierschools.com |
catalog.collierschools.com |
webmail.collierschools.com |
dns1.collierschools.com |
www.collierschools.com |
focus.collierschools.com |
data.collierschools.com |
smtp2.collierschools.com |
testimages.collierschools.com |
mobile.collierschools.com |
smtp1.collierschools.com |
al.collierschools.com |
si.collierschools.com |
origin.collierschools.com |
Same first word
collierschools.net |
collierschools.com |
DNS History
6 records (5 active, 1 former)
●NSal.collierschools.com2015-08-25 → 2026-04-24 · 2 obs
● 2026-04-24 00:20:58
●NSsi.collierschools.com2015-08-25 → 2026-04-24 · 2 obs
● 2026-04-24 00:20:58
●MXsmtp1.collierschools.com2015-08-25 → 2026-04-24 · 2 obs
● 2026-04-24 00:20:58
●MXsmtp2.collierschools.com2015-08-25 → 2026-04-24 · 2 obs
● 2026-04-24 00:20:58
●A104.17.71.732026-02-14 → 2026-04-24 · 3 obs
● 2026-02-14 22:50:20
● 2026-04-24 00:20:58
○A208.66.199.1532015-08-25 → 2021-05-11 · 4 obs
● 2021-05-11 03:57:58
○ 2026-02-14 22:50:20
○ 2026-04-24 00:20:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| collierschools.com | si.collierschools.com, al.collierschools.com | 2 records |
✅ Authoritative Response
Server:208.66.196.13
NS records: si.collierschools.com, al.collierschools.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for collierschools.com (unsigned zone)
⏱️ Timing
Total: 186ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.17.71.73 |
| NS | 2 | al.collierschools.com, si.collierschools.com |
| MX | 2 | smtp1.collierschools.com (pri: 10), smtp2.collierschools.com (pri: 5) |
| TXT | 5 | adobe-idp-site-verification=a96b09b8-d3c, yahoo-verification-key=LKvvks+bRcvd35VYF... |
| SOA | 1 | al.collierschools.com noc.collier.k12.fl |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (si.collierschools.com, al.collierschools.com)
Analysis
Hierarchy
collierschools.com is a parent of fs.collierschools.com, canvas.collierschools.com, catalog.collierschools.com, webmail.collierschools.com, dns1.collierschools.com and a few other host names.
IP Addresses
collierschools.com points to a single IP address: 104.17.71.73.
Other host names such as gw.mccsd.net, mercer.k12.pa.us, mail.mrapats.org, westside66.org and creightonschools.org share IPs with collierschools.com.
Name Servers
Two name servers al.collierschools.com and si.collierschools.com handle the delegation for collierschools.com.
collierschools.com shares the same name server setup as other domains, for example collierschools.net.
collierschools.com shares name servers with other domains to some extent, including 199.66.208.in-addr.arpa, lwtc.edu, 196.66.208.in-addr.arpa and 197.66.208.in-addr.arpa.
these name servers are commonly used alongside mg.collier.k12.fl.us name servers.
Host names with one IP number:
al.collierschools.com points to 208.66.196.13; si.collierschools.com points to 208.66.196.14.
Mail Servers
Two mail servers handle collierschools.com: smtp1.collierschools.com and smtp2.collierschools.com.
The mail server setup for collierschools.com is the same as that of other domains, for instance collierschools.net.
Host names with one IP number:
smtp1.collierschools.com points to 208.66.196.181; smtp2.collierschools.com points to 208.66.196.182.