`springeropenplus.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`
SOA	`pdns1.ultradns.net`hostmaster@springer.com 2017-01-23 #16

`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=1786762869

Same first word

springeropenplus.com

DNS History

18 records (7 active, 11 former)

○NSdns1.springer.com2015-08-03 → 2020-01-09 · 4 obs

● 2015-08-03 04:48:24
● 2020-01-09 09:58:12
○ 2026-05-01 22:15:20
○ 2026-08-15 03:06:24

○NSdns2.springer.com2015-08-03 → 2020-01-09 · 4 obs

● 2015-08-03 04:48:24
● 2020-01-09 09:58:12
○ 2026-05-01 22:15:20
○ 2026-08-15 03:06:24

○NSdns4.springer.com2015-08-03 → 2020-01-09 · 4 obs

● 2015-08-03 04:48:24
● 2020-01-09 09:58:12
○ 2026-05-01 22:15:20
○ 2026-08-15 03:06:24

●NSpdns1.ultradns.net2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

●NSpdns2.ultradns.net2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

●NSpdns3.ultradns.org2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

●NSpdns4.ultradns.org2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

●NSpdns5.ultradns.info2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

●NSpdns6.ultradns.co.uk2026-05-01 → 2026-08-15 · 3 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
● 2026-08-15 03:06:24

○A146.75.104.952026-05-19 → 2026-05-19 · 4 obs

○ 2026-05-19 05:10:20
● 2026-05-19 12:39:58
○ 2026-05-26 04:06:04
○ 2026-08-15 03:06:24

○A146.75.116.952026-07-16 → 2026-08-02 · 6 obs

○ 2026-07-14 03:38:22
● 2026-07-16 16:21:08
○ 2026-07-21 03:34:52
● 2026-08-02 19:44:18
○ 2026-08-04 07:01:50
○ 2026-08-15 03:06:24

●A146.75.28.952026-05-01 → 2026-08-15 · 14 obs

○ 2020-01-09 09:58:12
● 2026-05-01 22:15:20
○ 2026-05-05 06:06:52
○ 2026-05-12 12:37:38
● 2026-05-15 22:18:10
○ 2026-05-16 19:01:12
● 2026-05-17 14:57:40
○ 2026-05-19 03:53:30
○ 2026-06-09 13:21:14
● 2026-06-14 16:24:54
○ 2026-06-16 03:40:30
● 2026-07-24 22:17:50
○ 2026-07-28 05:13:26
● 2026-08-15 03:06:24

○A146.75.92.952026-05-05 → 2026-08-11 · 36 obs

○ 2026-05-05 07:21:24
● 2026-05-05 14:47:08
● 2026-05-12 12:37:38
○ 2026-05-15 22:18:10
○ 2026-05-19 12:39:58
● 2026-05-26 04:06:04
○ 2026-05-26 05:32:20
● 2026-05-26 12:11:08
● 2026-05-26 13:11:58
○ 2026-06-02 07:34:20
○ 2026-06-02 17:33:14
● 2026-06-09 05:15:10
● 2026-06-09 13:21:14
○ 2026-06-14 16:24:54
○ 2026-06-16 03:40:30
● 2026-06-16 04:37:48
● 2026-06-16 12:27:28
○ 2026-06-23 03:38:14
● 2026-06-23 07:23:24
○ 2026-07-02 01:46:30
● 2026-07-14 03:38:22
○ 2026-07-16 16:21:08
● 2026-07-21 03:34:52
○ 2026-07-24 22:17:50
● 2026-07-28 05:13:26
○ 2026-07-28 07:08:36
● 2026-07-28 08:41:50
○ 2026-07-28 10:50:02
● 2026-07-28 11:39:54
○ 2026-08-02 19:44:18
● 2026-08-04 07:01:50
○ 2026-08-04 15:49:40
● 2026-08-04 16:37:56
○ 2026-08-11 04:50:24
● 2026-08-11 12:15:32
○ 2026-08-15 03:06:24

○A151.101.204.952026-07-02 → 2026-07-02 · 4 obs

○ 2026-06-23 07:23:24
● 2026-07-02 01:46:30
○ 2026-07-10 22:14:14
○ 2026-08-15 03:06:24

○A151.101.40.952026-05-05 → 2026-08-11 · 30 obs

○ 2026-05-01 22:15:20
● 2026-05-05 06:06:52
● 2026-05-05 07:21:24
○ 2026-05-05 14:47:08
○ 2026-05-17 14:57:40
● 2026-05-19 03:53:30
● 2026-05-19 05:10:20
○ 2026-05-19 12:39:58
○ 2026-05-26 04:06:04
● 2026-05-26 05:32:20
○ 2026-05-26 12:11:08
○ 2026-05-26 13:11:58
● 2026-06-02 07:34:20
● 2026-06-02 17:33:14
○ 2026-06-09 05:15:10
○ 2026-06-14 16:24:54
● 2026-06-16 03:40:30
○ 2026-06-16 04:37:48
○ 2026-06-16 12:27:28
● 2026-06-23 03:38:14
○ 2026-06-23 07:23:24
● 2026-07-28 07:08:36
○ 2026-07-28 08:41:50
● 2026-07-28 10:50:02
○ 2026-07-28 11:39:54
● 2026-08-04 15:49:40
○ 2026-08-04 16:37:56
● 2026-08-11 04:50:24
○ 2026-08-11 12:15:32
○ 2026-08-15 03:06:24

○A195.128.8.1342017-02-20 → 2020-01-09 · 5 obs

○ 2016-04-26 12:52:30
● 2017-02-20 04:37:48
● 2020-01-09 09:58:12
○ 2026-05-01 22:15:20
○ 2026-08-15 03:06:24

○A199.232.36.952026-05-16 → 2026-07-10 · 6 obs

○ 2026-05-15 22:18:10
● 2026-05-16 19:01:12
○ 2026-05-17 14:57:40
● 2026-07-10 22:14:14
○ 2026-07-14 03:38:22
○ 2026-08-15 03:06:24

○A62.50.45.352015-08-03 → 2016-04-26 · 4 obs

● 2015-08-03 04:48:24
● 2016-04-26 12:52:30
○ 2017-02-20 04:37:48
○ 2026-08-15 03:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
springeropenplus.com	pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...	-

✅ Authoritative Response

Server:204.74.109.1

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 springeropenplus.com (unsigned zone)

⏱️ Timing

Total: 833ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`146.75.28.95`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
SOA	1	`pdns1.ultradns.net hostmaster.springer.c`

Analysis

IP Addresses

springeropenplus.com points to a single IP number: 146.75.28.95.

Additional host names — journalofinteractionscience.com, amb-express.com, cellregenerationjournal.com and two others — share IP numbers with springeropenplus.com.

Name Servers

springeropenplus.com delegates authority to 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net plus 3 other.

springeropenplus.com shares at least some of its name servers with other domains, including beachfinder.at, ezpedia.com, 36.240.54.in-addr.arpa and two others.

These name servers are frequently seen alongside pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other name servers.

Host names with two IP numbers:

pdns5.ultradns.info directs traffic to 204.74.114.1 and 2610:a1:1016::1.

pdns1.ultradns.net directs traffic to 204.74.108.1 and 2001:502:f3ff::1.

pdns2.ultradns.net directs traffic to 204.74.109.1 and 2610:a1:1014::1.

pdns3.ultradns.org directs traffic to 199.7.68.1 and 2610:a1:1015::1.

pdns4.ultradns.org directs traffic to 199.7.69.1 and 2001:502:4612::1.

pdns6.ultradns.co.uk directs traffic to 204.74.115.1 and 2610:a1:1017::1.