`springfieldb2b.com`

DNSSEC	⚠️ Not signed
A	34.236.51.145^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
		PTR	`ec2-34-236-51-145.compute-1.amazonaws.com`
A	54.172.102.151^{🇺🇸 Amazon54.172.0.0/15 EC2 IAD prefix}
NS	`ns1.ajcdns.com` ⭐
		A	205.251.196.173^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1197.awsdns-21.org`
NS	`ns2.ajcdns.com`
		A	205.251.195.206^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-974.awsdns-57.net`
NS	`ns3.ajcdns.com`
		A	205.251.199.101^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1893.awsdns-44.co.uk`
NS	`ns4.ajcdns.com`
		A	205.251.193.19^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-275.awsdns-34.com`
SOA	`ns1.ajcdns.com`ajcdomainregadmins@coxinc.com 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=1785158412

Same first word

springfieldb2b.com

DNS History

19 records (6 active, 13 former)

●NSns1.ajcdns.com2026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

○NSns1.cmgdigital.com2016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

●NSns2.ajcdns.com2026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

○NSns2.cmgdigital.com2016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

●NSns3.ajcdns.com2026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

○NSns3.cmgdigital.com2016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

●NSns4.ajcdns.com2026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

○NSns4.cmgdigital.com2016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

○NSns5.cmgdigital.com2016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

○NSns55.domaincontrol.com2015-06-24 → 2016-02-07 · 4 obs

● 2015-06-24 13:03:20
● 2016-02-07 18:49:46
○ 2016-09-08 03:36:20
○ 2026-07-27 13:20:58

○NSns56.domaincontrol.com2015-06-24 → 2016-02-07 · 4 obs

● 2015-06-24 13:03:20
● 2016-02-07 18:49:46
○ 2016-09-08 03:36:20
○ 2026-07-27 13:20:58

○MXmailstore1.secureserver.net2015-06-24 → 2016-02-07 · 4 obs

● 2015-06-24 13:03:20
● 2016-02-07 18:49:46
○ 2016-09-08 03:36:20
○ 2026-07-27 13:20:58

○MXsmtp.secureserver.net2015-06-24 → 2016-02-07 · 4 obs

● 2015-06-24 13:03:20
● 2016-02-07 18:49:46
○ 2016-09-08 03:36:20
○ 2026-07-27 13:20:58

○A169.137.232.872016-09-08 → 2017-03-29 · 5 obs

○ 2016-02-07 18:49:46
● 2016-09-08 03:36:20
● 2017-03-29 06:49:44
○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

●A34.236.51.1452026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

○A50.63.202.122015-06-24 → 2016-02-07 · 4 obs

● 2015-06-24 13:03:20
● 2016-02-07 18:49:46
○ 2016-09-08 03:36:20
○ 2026-07-27 13:20:58

○A52.205.219.632026-07-27 → 2026-07-27 · 2 obs

○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

○A52.54.126.922026-07-27 → 2026-07-27 · 2 obs

○ 2026-07-27 13:20:56
○ 2026-07-27 13:20:58

●A54.172.102.1512026-07-27 → 2026-07-27 · 3 obs

○ 2017-03-29 06:49:44
● 2026-07-27 13:20:56
● 2026-07-27 13:20:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
springfieldb2b.com	ns1.ajcdns.com, ns2.ajcdns.com, ns3.ajcdns.com, ns4.ajcdns.com	4 records

✅ Authoritative Response

Server:205.251.196.173

NS records: ns1.ajcdns.com, ns2.ajcdns.com, ns3.ajcdns.com, ns4.ajcdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for springfieldb2b.com (unsigned zone)

⏱️ Timing

Total: 116ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`34.236.51.145, 54.172.102.151`
NS	4	`ns1.ajcdns.com, ns2.ajcdns.com...`
SOA	1	`ns1.ajcdns.com ajcdomainregadmins.coxinc`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.ajcdns.com, ns2.ajcdns.com, ns3.ajcdns.com...)

Analysis

IP Addresses

springfieldb2b.com directs to two IP numbers, 34.236.51.145 and 54.172.102.151

thingstodo.dayton.com, www.atlantajournal.com, ajcmediakit.com and two other host names share IP numbers with springfieldb2b.com.

Name Servers

The authoritative name servers for springfieldb2b.com are ns1.ajcdns.com, ns2.ajcdns.com, ns3.ajcdns.com and ns4.ajcdns.com.

springfieldb2b.com shares at least some of its name servers with other domains, including ajcsubscribe.com, bigc-nfl.com, sptz.us and two others.

Each of the four hosts ns1.ajcdns.com, ns2.ajcdns.com, ns3.ajcdns.com and ns4.ajcdns.com points to a single IP address — ns1.ajcdns.com points to 205.251.196.173, ns2.ajcdns.com points to 205.251.195.206, ns3.ajcdns.com points to 205.251.199.101 and ns4.ajcdns.com points to 205.251.193.19.

springfieldb2b.com - robtex.com