`thelearningibis.nl`

DNSSEC	⚠️ Not signed
A	195.128.8.137^{🇳🇱 Springer-Nature195.128.8.0/22}
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 2019-07-11 #11

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-07 19:00:01 +0000 (EPOCH 1783450801)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-07 #38

Same first word

thelearningibis.com

thelearningibis.nl

DNS History

7 records (7 active, 0 former)

●NSpdns1.ultradns.net2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●NSpdns2.ultradns.net2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●NSpdns3.ultradns.org2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●NSpdns4.ultradns.org2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●NSpdns5.ultradns.info2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●NSpdns6.ultradns.co.uk2026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

●A195.128.8.1372026-02-21 → 2026-07-07 · 2 obs

● 2026-02-21 16:10:50
● 2026-07-07 19:57:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns4.dns.nl, ns1.dns.nl	-
thelearningibis.nl	pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org...	-

✅ Authoritative Response

Server:204.74.115.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thelearningibis.nl (unsigned zone)

⏱️ Timing

Total: 2692ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.128.8.137`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
SOA	1	`pdns1.ultradns.net hostmaster.springer.c`

Analysis

IP Addresses

thelearningibis.nl resolves to one IP address: 195.128.8.137.

tvvbanen.nl, reumatologieradio.nl, verhalenuitheterasmusmc.nl and two other host names share IP numbers with thelearningibis.nl.

Name Servers

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

thelearningibis.nl shares at least some of its name servers with other domains, including scholastic.cz, springerwordtree.com, terrainatvictorias.com and two others.

These name servers are frequently seen alongside pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 5 other name servers.

Hostnames that resolve to two IP addresses:

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.