isp4.com - dns.ninja
isp4.com
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.netnstld@verisign-grs.com serial=1784650672 | ||||||
Same first word
Similar names
DNS History
16 records (10 active, 6 former)
○NSns1.compra.nl2015-06-13 → 2016-11-29 · 4 obs
● 2016-11-29 08:00:52
○ 2026-02-27 17:04:30
○ 2026-07-21 16:30:20
●NSns1.openprovider.nl2026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
○NSns2.compra.nl2015-06-13 → 2016-11-29 · 4 obs
● 2016-11-29 08:00:52
○ 2026-02-27 17:04:30
○ 2026-07-21 16:30:20
●NSns2.openprovider.be2026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
●NSns3.openprovider.eu2026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
●MXalt1.aspmx.l.google.com2015-06-13 → 2026-07-21 · 2 obs
● 2026-07-21 16:30:20
●MXalt2.aspmx.l.google.com2015-06-13 → 2026-07-21 · 2 obs
● 2026-07-21 16:30:20
○MXalt3.aspmx.l.google.com2015-06-13 → 2016-11-29 · 4 obs
● 2016-11-29 08:00:52
○ 2026-02-27 17:04:30
○ 2026-07-21 16:30:20
○MXalt4.aspmx.l.google.com2015-06-13 → 2016-11-29 · 4 obs
● 2016-11-29 08:00:52
○ 2026-02-27 17:04:30
○ 2026-07-21 16:30:20
●MXaspmx.l.google.com2015-06-13 → 2026-07-21 · 2 obs
● 2026-07-21 16:30:20
●MXaspmx2.googlemail.com2026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
●MXaspmx3.googlemail.com2026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
●A136.144.226.232026-02-27 → 2026-07-21 · 3 obs
● 2026-02-27 17:04:30
● 2026-07-21 16:30:20
●A2a01:7c8:d004:1b6::12026-02-27 → 2026-07-21 · 5 obs
● 2026-02-27 17:04:30
○ 2026-05-22 03:45:06
● 2026-06-04 00:43:40
● 2026-07-21 16:30:20
○A62.148.163.2332015-06-13 → 2016-02-09 · 4 obs
● 2016-02-09 02:54:22
○ 2016-04-28 21:47:02
○ 2026-07-21 16:30:20
○A62.148.177.262016-04-28 → 2016-11-29 · 5 obs
● 2016-04-28 21:47:02
● 2016-11-29 08:00:52
○ 2026-02-27 17:04:30
○ 2026-07-21 16:30:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| isp4.com | ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be | - |
✅ Authoritative Response
Server:162.159.26.10
NS records: ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.144.226.23 |
| AAAA | 1 | 2a01:7c8:d004:1b6::1 |
| NS | 3 | ns2.openprovider.be, ns3.openprovider.eu... |
| MX | 5 | ASPMX.L.GOOGLE.com (pri: 1), ALT1.ASPMX.L.GOOGLE.com (pri: 5)... |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
Analysis
IP Addresses
isp4.com resolves to the IP addresses 136.144.226.23 and 2a01:7c8:d004:1b6::1
nl-template-bloemist-17316667085316.onepage.website, 92lotteryday.onepage.website, mail.mayarietkerk.nl plus two other host names have IP numbers in common with isp4.com.
Name Servers
isp4.com is served by three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
isp4.com has at least partial name server overlap with other domains, such as fysiosluijters.nl, logistik-dienstleistungen-portal.com, marqiz.be and two others.
The hostnames ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl each direct to two IP addresses — ns2.openprovider.be to 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60, ns3.openprovider.eu to 162.159.48.89 and 2400:cb00:2049:1::a29f:3059, and ns1.openprovider.nl to 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.
Mail Servers
isp4.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
At least some of the mail servers used by isp4.com are shared with other domains: ns500731.ns500754.ns500754.ns500754.ns500742.ns500742.ns500671.ns500705.ns500704.ns500291.ns500678.ns500649.ns500666.ns500653.ns500153.tenderladiesbz.com, ns500671.ns500731.ns500742.ns500731.ns500731.ns500742.ns500705.ns500649.ns500649.ns500131.lustychickser.com, ns500759.ns500758.ns500759.ns500759.ns500735.ns500698.ns500698.ns500736.ns500736.ns500698.ns500576.ns500698.ns500576.ns500619.ns500576.ns500652.trackreceptor.com and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
The A records for aspmx2.googlemail.com return 108.177.123.26 and 2800:3f0:4003:c0f::1a.
The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.
The A records for aspmx.l.google.com return 142.251.111.26 and 2607:f8b0:4004:c1b::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 108.177.123.26 IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1a IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 172.253.116.26 IP addresses.