`preventionuniversity.com`

DNSSEC	⚠️ Not signed
NS	`ns-1202.awsdns-22.org` ⚠️ Not in zone NS records
		A	2600:9000:5304:b200::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1202.awsdns-22.org`
		A	205.251.196.178^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1202.awsdns-22.org`
NS	`ns-1825.awsdns-36.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:2100::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1825.awsdns-36.co.uk`
		A	205.251.199.33^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1825.awsdns-36.co.uk`
NS	`ns-510.awsdns-63.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:fe00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-510.awsdns-63.com`
		A	205.251.193.254^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-510.awsdns-63.com`
NS	`ns-698.awsdns-23.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:ba00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-698.awsdns-23.net`
		A	205.251.194.186^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-698.awsdns-23.net`

`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.net`nstld@verisign-grs.com serial=1784996737

Same first word

preventionuniversity.com

DNS History

9 records (4 active, 5 former)

○NSdns1.cscdns.net2016-08-08 → 2016-08-08 · 3 obs

● 2016-08-08 16:06:46
○ 2026-07-23 07:53:58
○ 2026-07-25 16:32:14

○NSdns2.cscdns.net2016-08-08 → 2016-08-08 · 3 obs

● 2016-08-08 16:06:46
○ 2026-07-23 07:53:58
○ 2026-07-25 16:32:14

●NSns-1202.awsdns-22.org2026-07-23 → 2026-07-25 · 3 obs

○ 2016-08-08 16:06:46
● 2026-07-23 07:53:58
● 2026-07-25 16:32:14

●NSns-1825.awsdns-36.co.uk2026-07-23 → 2026-07-25 · 3 obs

○ 2016-08-08 16:06:46
● 2026-07-23 07:53:58
● 2026-07-25 16:32:14

●NSns-510.awsdns-63.com2026-07-23 → 2026-07-25 · 3 obs

○ 2016-08-08 16:06:46
● 2026-07-23 07:53:58
● 2026-07-25 16:32:14

●NSns-698.awsdns-23.net2026-07-23 → 2026-07-25 · 3 obs

○ 2016-08-08 16:06:46
● 2026-07-23 07:53:58
● 2026-07-25 16:32:14

○MXcustmx.cscdns.net2016-08-08 → 2016-08-08 · 3 obs

● 2016-08-08 16:06:46
○ 2026-07-23 07:53:58
○ 2026-07-25 16:32:14

○A165.160.13.202016-08-08 → 2016-08-08 · 3 obs

● 2016-08-08 16:06:46
○ 2026-07-23 07:53:58
○ 2026-07-25 16:32:14

○A165.160.15.202016-08-08 → 2016-08-08 · 3 obs

● 2016-08-08 16:06:46
○ 2026-07-23 07:53:58
○ 2026-07-25 16:32:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
preventionuniversity.com	ns-698.awsdns-23.net, ns-510.awsdns-63.com, ns-1202.awsdns-22.org, ns-1825.awsdns-36.co.uk	2 records

✅ Authoritative Response

Server:205.251.194.186

NS records: ns-698.awsdns-23.net, ns-510.awsdns-63.com, ns-1202.awsdns-22.org, ns-1825.awsdns-36.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for preventionuniversity.com (unsigned zone)

⏱️ Timing

Total: 516ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-510.awsdns-63.com, ns-510.awsdns-63.com)

Analysis

Name Servers

preventionuniversity.com has four authoritative name servers: ns-510.awsdns-63.com, ns-698.awsdns-23.net, ns-1202.awsdns-22.org and ns-1825.awsdns-36.co.uk.

preventionuniversity.com has at least partial name server overlap with other domains, such as mchalvorson.com, 77.205.13.in-addr.arpa, womensgq.com and two others.

It is common to find these name servers paired with the name servers ns1-24-ap-south-1.ec2-rdns.amazonaws.com, ns2-24-ap-south-1.ec2-rdns.amazonaws.com, ns3-24-ap-south-1.ec2-rdns.amazonaws.com and ns4-24-ap-south-1.ec2-rdns.amazonaws.com.

ns-510.awsdns-63.com, ns-698.awsdns-23.net, ns-1202.awsdns-22.org and ns-1825.awsdns-36.co.uk all point to exactly two IP numbers each: ns-510.awsdns-63.com → 205.251.193.254 and 2600:9000:5301:fe00::1; ns-698.awsdns-23.net → 205.251.194.186 and 2600:9000:5302:ba00::1; ns-1202.awsdns-22.org → 205.251.196.178 and 2600:9000:5304:b200::1; ns-1825.awsdns-36.co.uk → 205.251.199.33 and 2600:9000:5307:2100::1.

preventionuniversity.com - robtex.com