`prisms-center.org`

DNSSEC	⚠️ Not signed
A	141.212.115.189^{🇺🇸 UMICH-ASN1141.212.0.0/16 University of Michigan College of Engineering 229 Chrysler Center Ann Arbor MI 48109-2092, USA}
		PTR	`nsdf-ep.eecs.umich.edu`
NS	`dns.eecs.umich.edu` ⭐
		A	141.213.15.4^{🇺🇸 UMICH-ASN1141.213.0.0/16 University of Michigan}
			PTR	`dns.eecs.umich.edu`
NS	`csedns.eecs.umich.edu`
		A	141.212.113.4^{🇺🇸 UMICH-ASN1141.212.0.0/16 University of Michigan College of Engineering 229 Chrysler Center Ann Arbor MI 48109-2092, USA}
			PTR	`csedns.eecs.umich.edu`
NS	`eecsdns.eecs.umich.edu`
		A	141.213.4.4^{🇺🇸 UMICH-ASN1141.213.0.0/16 University of Michigan}
			PTR	`eecsdns.eecs.umich.edu`
SOA	`dns.eecs.umich.edu`help@eecs.umich.edu 2013-12-04 #7

`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=1776171193

Subdomains

www.prisms-center.org

Same first word

prisms-center.org

DNS History

5 records (4 active, 1 former)

●NScsedns.eecs.umich.edu2015-07-22 → 2026-04-14 · 2 obs

● 2015-07-22 08:30:54
● 2026-04-14 13:26:00

●NSdns.eecs.umich.edu2015-07-22 → 2026-04-14 · 2 obs

● 2015-07-22 08:30:54
● 2026-04-14 13:26:00

●NSeecsdns.eecs.umich.edu2015-07-22 → 2026-04-14 · 2 obs

● 2015-07-22 08:30:54
● 2026-04-14 13:26:00

●A141.212.115.1892026-03-11 → 2026-04-14 · 3 obs

○ 2017-03-22 23:47:44
● 2026-03-11 21:54:14
● 2026-04-14 13:26:00

○A141.213.3.302015-07-22 → 2017-03-22 · 4 obs

● 2015-07-22 08:30:54
● 2017-03-22 23:47:44
○ 2026-03-11 21:54:14
○ 2026-04-14 13:26:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
prisms-center.org	csedns.eecs.umich.edu, eecsdns.eecs.umich.edu, dns.eecs.umich.edu	-

✅ Authoritative Response

Server:141.213.15.4

NS records: csedns.eecs.umich.edu, eecsdns.eecs.umich.edu, dns.eecs.umich.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prisms-center.org (unsigned zone)

⏱️ Timing

Total: 292ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.212.115.189`
NS	3	`csedns.eecs.umich.edu, eecsdns.eecs.umich.edu...`
SOA	1	`dns.eecs.umich.edu help.eecs.umich.edu`

Analysis

Hierarchy

prisms-center.org is the parent of www.prisms-center.org.

IP Addresses

prisms-center.org points to a single IP number: 141.212.115.189.

Other host names, for instance materialscommons.org, www.prisms-center.org and www.materialscommons.org share IP numbers with prisms-center.org.

Name Servers

prisms-center.org is delegated to three name servers: csedns.eecs.umich.edu, dns.eecs.umich.edu and eecsdns.eecs.umich.edu.

prisms-center.org at least partially shares name servers with other domains, for instance 112.212.141.in-addr.arpa, 111.212.141.in-addr.arpa, 10.213.141.in-addr.arpa, 118.212.141.in-addr.arpa and complextravel.com.

These name servers are commonly used with the name servers citi.umich.edu.

Host names with one IP number:

csedns.eecs.umich.edu points to 141.212.113.4.

dns.eecs.umich.edu points to 141.213.15.4.

eecsdns.eecs.umich.edu points to 141.213.4.4.

prisms-center.org - robtex.com