`stemeducationjournal.com`

DNSSEC	⚠️ Not signed
A	146.75.28.95^{🇺🇸 Fastly146.75.28.0/22}
NS	`pdns1.ultradns.net` ⭐
		A	2001:502:f3ff::1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net`
		A	2610:a1:1014::1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org`
		A	2610:a1:1015::1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org`
		A	2001:502:4612::1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns5.ultradns.info`
		A	2610:a1:1016::1^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`pdns6.ultradns.co.uk`
		A	2610:a1:1017::1^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar}
			PTR	`pdns6.ultradns.co.uk`
MX	`mxa-002c5801.gslb.pphosted.com` ⭐
		A	185.183.28.43^{🇺🇸 PROOFPOINT-ASN-EU185.183.28.0/24}
			PTR	`mx08-002c5801.pphosted.com`
MX	`mxb-002c5801.gslb.pphosted.com` ⭐
		A	185.132.180.79^{🇬🇧 PROOFPOINT-ASN-EU185.132.180.0/24}
			PTR	`mx07-002c5801.pphosted.com`
SOA	`pdns1.ultradns.net`hostmaster@springer.com 2009-01-01 #51

`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=1771291435

Same first word

stemeducationjournal.com

DNS History

26 records (9 active, 17 former)

○NSns10.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○NSns11.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○NSns12.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○NSns13.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○NSns14.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○NSns15.dnsmadeeasy.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

●NSpdns1.ultradns.net2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●NSpdns2.ultradns.net2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●NSpdns3.ultradns.org2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●NSpdns4.ultradns.org2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●NSpdns5.ultradns.info2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●NSpdns6.ultradns.co.uk2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

○MXalt1.aspmx.l.google.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○MXalt2.aspmx.l.google.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○MXalt3.aspmx.l.google.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○MXalt4.aspmx.l.google.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○MXaspmx.l.google.com2015-05-21 → 2017-05-30 · 4 obs

● 2015-05-21 03:12:02
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

●MXmxa-002c5801.gslb.pphosted.com2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●MXmxb-002c5801.gslb.pphosted.com2026-03-21 → 2026-03-24 · 3 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-24 01:31:42

●A146.75.28.952026-03-24 → 2026-03-24 · 2 obs

○ 2026-03-22 01:20:56
● 2026-03-24 01:31:42

○A192.129.25.2122015-05-21 → 2015-05-21 · 3 obs

● 2015-05-21 03:12:02
○ 2015-10-25 19:18:52
○ 2026-03-24 01:31:42

○A199.232.36.952026-03-21 → 2026-03-22 · 4 obs

○ 2017-05-30 14:39:24
● 2026-03-21 16:00:24
● 2026-03-22 01:20:56
○ 2026-03-24 01:31:42

○A96.45.82.1092015-10-25 → 2017-05-30 · 5 obs

○ 2015-05-21 03:12:02
● 2015-10-25 19:18:52
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○A96.45.82.2482015-10-25 → 2017-05-30 · 5 obs

○ 2015-05-21 03:12:02
● 2015-10-25 19:18:52
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○A96.45.83.2242015-10-25 → 2017-05-30 · 5 obs

○ 2015-05-21 03:12:02
● 2015-10-25 19:18:52
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

○A96.45.83.392015-10-25 → 2017-05-30 · 5 obs

○ 2015-05-21 03:12:02
● 2015-10-25 19:18:52
● 2017-05-30 14:39:24
○ 2026-03-21 16:00:24
○ 2026-03-24 01:31:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
stemeducationjournal.com	pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...	-

✅ Authoritative Response

Server:204.74.115.1

NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stemeducationjournal.com (unsigned zone)

⏱️ Timing

Total: 725ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`146.75.28.95`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
MX	2	`mxa-002c5801.gslb.pphosted.com (pri: 15), mxb-002c5801.gslb.pphosted.com (pri: 15)`
SOA	1	`pdns1.ultradns.net hostmaster.springer.c`

Analysis

IP Addresses

stemeducationjournal.com points to IP number: 146.75.28.95.

Other host names such as healtheconomicsreview.com, springer.it, casjournal.com, ctajournal.com and ijehse.com share IPs with stemeducationjournal.com.

Name Servers

stemeducationjournal.com is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

stemeducationjournal.com at least partially shares name servers with other domains, for instance 236.182.216.in-addr.arpa, mail-makemytrip.com, benefitofblue.com, expedia.com.ar and 54.24.78.in-addr.arpa.

these name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net, dns-external-master.amazon.com and dns3.ultradns.org.

Host names with two IP numbers: pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1; pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1; pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1.

Mail Servers

stemeducationjournal.com is handled by two mail servers: mxa-002c5801.gslb.pphosted.com and mxb-002c5801.gslb.pphosted.com.

The mail server setup for stemeducationjournal.com matches that of other domains, for instance spektrum.de, monatsschriftkinderheilkunde.de, springerlicenses.com, wissenslogs.de and metzlerverlag.de.

stemeducationjournal.com shares at least partially some mail servers with other domains, including verkehrsrundschau.de, macmillaneducation.co.ls, macmillandictionary.com, notfallundrettungsmedizin.de and sciam.com.

Host names with a single IP:

mxa-002c5801.gslb.pphosted.com points to 185.183.28.43.

mxb-002c5801.gslb.pphosted.com points to 185.132.180.79.

stemeducationjournal.com - robtex.com