`studyondemand.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=1

`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=1776152282

Previously MX for

studyondemand.com

Subdomains

dc-849730b4ee50.studyondemand.com

Same first word

studyondemand.org

studyondemand.com

DNS History

16 records (4 active, 12 former)

○NSernest.ns.cloudflare.com2016-04-08 → 2017-05-24 · 5 obs

○ 2016-01-18 02:40:20
● 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

●NSns1.afternic.com2026-03-17 → 2026-04-14 · 3 obs

○ 2017-05-24 08:41:02
● 2026-03-17 21:27:46
● 2026-04-14 07:54:58

○NSns1.cemcglobal.com2015-06-24 → 2016-01-18 · 4 obs

● 2015-06-24 23:02:04
● 2016-01-18 02:40:20
○ 2016-04-08 14:49:46
○ 2026-04-14 07:54:58

●NSns2.afternic.com2026-03-17 → 2026-04-14 · 3 obs

○ 2017-05-24 08:41:02
● 2026-03-17 21:27:46
● 2026-04-14 07:54:58

○NSns2.cemcglobal.com2015-06-24 → 2016-01-18 · 4 obs

● 2015-06-24 23:02:04
● 2016-01-18 02:40:20
○ 2016-04-08 14:49:46
○ 2026-04-14 07:54:58

○NSreza.ns.cloudflare.com2016-04-08 → 2017-05-24 · 5 obs

○ 2016-01-18 02:40:20
● 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

○MXdc-71f18b65.studyondemand.com2016-04-08 → 2016-04-08 · 4 obs

○ 2016-01-18 02:40:20
● 2016-04-08 14:49:46
○ 2017-05-24 08:41:02
○ 2026-04-14 07:54:58

○MXdc-849730b4ee50.studyondemand.com2017-05-24 → 2017-05-24 · 4 obs

○ 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

○MXstudyondemand.com2015-06-24 → 2016-01-18 · 4 obs

● 2015-06-24 23:02:04
● 2016-01-18 02:40:20
○ 2016-04-08 14:49:46
○ 2026-04-14 07:54:58

○A104.18.60.232016-04-08 → 2017-05-24 · 5 obs

○ 2016-01-18 02:40:20
● 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

○A104.18.61.232016-04-08 → 2017-05-24 · 5 obs

○ 2016-01-18 02:40:20
● 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

●A13.248.169.482026-03-17 → 2026-04-14 · 3 obs

○ 2017-05-24 08:41:02
● 2026-03-17 21:27:46
● 2026-04-14 07:54:58

○A173.192.136.402015-06-24 → 2016-01-18 · 4 obs

● 2015-06-24 23:02:04
● 2016-01-18 02:40:20
○ 2016-04-08 14:49:46
○ 2026-04-14 07:54:58

○A2400:cb00:2048:1::6812:3c172017-05-24 → 2017-05-24 · 4 obs

○ 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

○A2400:cb00:2048:1::6812:3d172017-05-24 → 2017-05-24 · 4 obs

○ 2016-04-08 14:49:46
● 2017-05-24 08:41:02
○ 2026-03-17 21:27:46
○ 2026-04-14 07:54:58

●A76.223.54.1462026-03-17 → 2026-04-14 · 3 obs

○ 2017-05-24 08:41:02
● 2026-03-17 21:27:46
● 2026-04-14 07:54:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studyondemand.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyondemand.com (unsigned zone)

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns2.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

The parent of dc-849730b4ee50.studyondemand.com is studyondemand.com.

IP Addresses

studyondemand.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names, for instance readylanguage.com, 32.88.rdns.ubiquity.io, mx.i480.com, mail.mobileseal.com and sparklingwaters.com share IP numbers with studyondemand.com.

Name Servers

studyondemand.com is delegated to two name servers: ns1.afternic.com and ns2.afternic.com.

studyondemand.com uses the same name server setup as other domains, for instance nullmx.greensborocardiology.com, clearcut.net, okxq.com, scarsdaleintegrativemedicine.com and aldelal.com.

studyondemand.com shares name servers with other domains at least partially, for instance 24trade.com, bnwtech.com, digitalstrategist.com.au, byoung.me and yourshop.com.au.

These name servers are commonly used with verification-9lsjtsgxkuo9zhc2bkzhmv.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn and verification-jqtakcgzzxhbkdbsmxszdb.ns101.verify.hn.

Host names with two IP numbers:

The host ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69.

The host ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.

studyondemand.com - robtex.com