`cmucharters.org`

DNSSEC	⚠️ Not signed
A	141.209.15.158^{🇺🇸 CMU141.209.0.0/16 Central Michigan University}
NS	`ns1.cmich.edu` ⭐
		A	141.209.1.22^{🇺🇸 CMU141.209.0.0/16 Central Michigan University}
			PTR	`opus.csv.cmich.edu`
NS	`binkley.csv.cmich.edu`
		A	141.209.2.22^{🇺🇸 CMU141.209.0.0/16 Central Michigan University}
			PTR	`binkley.csv.cmich.edu`
NS	`opus.csv.cmich.edu`
		A	141.209.1.22^{🇺🇸 CMU141.209.0.0/16 Central Michigan University}
			PTR	`opus.csv.cmich.edu`
SOA	`ns1.cmich.edu`dnsadmin@mail.cmich.edu 2019-11-22 #1

`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.info`hostmaster@donuts.email serial=1774707080

Same first word

cmucharters.org

Similar names

marcestruch.com

DNS History

5 records (4 active, 1 former)

●NSbinkley.csv.cmich.edu2015-08-05 → 2026-03-28 · 2 obs

● 2015-08-05 00:14:50
● 2026-03-28 14:22:02

●NSns1.cmich.edu2026-03-23 → 2026-03-28 · 3 obs

○ 2015-08-05 00:14:50
● 2026-03-23 11:47:32
● 2026-03-28 14:22:02

●NSopus.csv.cmich.edu2015-08-05 → 2026-03-28 · 2 obs

● 2015-08-05 00:14:50
● 2026-03-28 14:22:02

●A141.209.15.1582017-03-16 → 2026-03-28 · 3 obs

○ 2016-07-09 20:07:24
● 2017-03-16 09:56:42
● 2026-03-28 14:22:02

○A198.110.93.2012015-08-05 → 2016-07-09 · 4 obs

● 2015-08-05 00:14:50
● 2016-07-09 20:07:24
○ 2017-03-16 09:56:42
○ 2026-03-28 14:22:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
cmucharters.org	binkley.csv.cmich.edu, opus.csv.cmich.edu	-

✅ Authoritative Response

Server:141.209.1.22

NS records: binkley.csv.cmich.edu, opus.csv.cmich.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmucharters.org (unsigned zone)

⏱️ Timing

Total: 417ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.209.15.158`
NS	2	`binkley.csv.cmich.edu, opus.csv.cmich.edu`
SOA	1	`ns1.cmich.edu dnsadmin.mail.cmich.edu`

Analysis

IP Addresses

cmucharters.org points to IP number 141.209.15.158.

Other host names for example cmucso.org, www.cmucso.org and thecenterforcharters.com share IP numbers with cmucharters.org.

Name Servers

The delegation for cmucharters.org is handled by three name servers: ns1.cmich.edu, binkley.csv.cmich.edu and opus.csv.cmich.edu.

cmucharters.org shares name servers with other domains at least partially, for example 1.209.141.in-addr.arpa, 195.209.141.in-addr.arpa, chm.cmich.edu, csv.cmich.edu and et.cmich.edu.

These name servers are often used together with the name servers ns2.cmich.edu, ns3.cmich.edu, ns4.cmich.edu, arc-ns1.arc.cmich.edu and arc-ns2.arc.cmich.edu.

Host names with a single IP:

ns1.cmich.edu points to 141.209.1.22

binkley.csv.cmich.edu points to 141.209.2.22

opus.csv.cmich.edu points to 141.209.1.22

Host names that point to 141.209.1.22: ns1.cmich.edu and opus.csv.cmich.edu

cmucharters.org - robtex.com

cmucharters.org

org