classnotes.org - robtex.com
classnotes.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.198.7.157🇺🇸 Amazon54.198.0.0/16 EC2 IAD prefix | ||||||
| PTR | ec2-54-198-7-157.compute-1.amazonaws.com | ||||||
| NS | ns1.mpr.org ⭐ | ||||||
| A | 52.52.76.76🇺🇸 Amazon52.52.0.0/15 EC2 SFO prefix | ||||||
| PTR | ns1.mpr.org | ||||||
| NS | ns2.mpr.org | ||||||
| A | 52.203.35.117🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix | ||||||
| PTR | ns2.mpr.org | ||||||
| TXT | v=spf1 mx a:mailhost.mpr.org a:extmail.mpr.org -all | ||||||
| TXT | google-site-verification=qJ2WqslukNb_wBndy4OFoOpKZ4l9MjR0VsvflHXK2Gs | ||||||
| SOA | ns1.mpr.orgunixadmin@mpr.org 2026-04-02 #0 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1791121488 | ||||||
Same first word
Similar names
castlesons.com |
lessoncast.org |
catlessons.com |
notesclass.com |
ssanotlces.com |
olasscents.com |
catslesson.xyz |
sensaslotc.pages.dev |
classtones.com |
classstone.com |
lessoncats.xyz |
lessoncast.com |
Previous names
Next names
DNS History
7 records (3 active, 4 former)
○NSns.buydomains.com2015-05-12 → 2017-06-30 · 4 obs
● 2017-06-30 02:30:14
○ 2026-09-10 01:33:10
○ 2026-10-04 14:13:14
●NSns1.mpr.org2026-09-10 → 2026-10-04 · 3 obs
● 2026-09-10 01:33:10
● 2026-10-04 14:13:14
●NSns2.mpr.org2026-09-10 → 2026-10-04 · 3 obs
● 2026-09-10 01:33:10
● 2026-10-04 14:13:14
○A141.8.225.1242015-12-25 → 2016-11-25 · 5 obs
● 2015-12-25 17:52:48
● 2016-11-25 02:20:40
○ 2017-06-30 02:30:14
○ 2026-10-04 14:13:14
○A209.99.64.432017-06-30 → 2017-06-30 · 4 obs
● 2017-06-30 02:30:14
○ 2026-09-10 01:33:10
○ 2026-10-04 14:13:14
○A50.63.202.1042015-05-12 → 2015-10-22 · 4 obs
● 2015-10-22 07:13:06
○ 2015-12-25 17:52:48
○ 2026-10-04 14:13:14
●A54.198.7.1572026-09-10 → 2026-10-04 · 3 obs
● 2026-09-10 01:33:10
● 2026-10-04 14:13:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | a0.org.afilias-nst.info, a2.org.afilias-nst.info, b0.org.afilias-nst.org, b2.org.afilias-nst.org... | 12 records |
| classnotes.org | ns2.mpr.org, ns1.mpr.org | 2 records |
✅ Authoritative Response
Server:52.52.76.76
NS records: ns2.mpr.org, ns1.mpr.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classnotes.org (unsigned zone)
⏱️ Timing
Total: 2584ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.198.7.157 |
| NS | 2 | ns1.mpr.org, ns2.mpr.org |
| TXT | 2 | google-site-verification=qJ2WqslukNb_wBn, v=spf1 mx a:mailhost.mpr.org a:extmail.m |
| SOA | 1 | ns1.mpr.org unixadmin.mpr.org |
📌 Glue Records Collected
Total: 14
In-bailiwick: 6 (b0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org...)
Out-of-bailiwick: 8 (a0.org.afilias-nst.info, a0.org.afilias-nst.info, a2.org.afilias-nst.info...)
Analysis
IP Addresses
classnotes.org directs to one IP number, which is 54.198.7.157.
Among the host names that share IP numbers with classnotes.org are classicalmpr.org, mprnewsq.com, pipedreams.org and two others.
Name Servers
The NS records for classnotes.org delegate to ns1.mpr.org and ns2.mpr.org.
classnotes.org has the same name server delegation as a number of other domains, such as wpbinews.org, soundmoney.org, americanradioworks.org and two more.
classnotes.org partially shares its NS delegation with several other domains, including extwww7.publicradio.org, extwww2.publicradio.org, extwww1.publicradio.org and two others.
These name servers are regularly seen alongside gw2.publicradio.org and gw.publicradio.org as name servers.
ns1.mpr.org resolves to 52.52.76.76. ns2.mpr.org resolves to 52.203.35.117. Both host names point to a single IP number.