kastoo.com - robtex.com
kastoo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.144.212.108🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | parking.hostingserver.nl | ||||||
| NS | ns1.dn-s.nl ⭐ | ||||||
| A | 2a06:2ec0:1::10🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| A | 185.104.28.19🇳🇱 AS-ZXCS185.104.28.0/24 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| NS | ns2.dn-s.be | ||||||
| A | 2a03:b0c0:3:d0::116:2001🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| A | 46.101.179.64🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| NS | ns3.dn-s.eu | ||||||
| A | 2a03:b0c0:2:d0::57:1001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| A | 178.62.208.8🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean | ||||||
| NS | ns4.dn-s.org | ||||||
| A | 2a06:2ec0:1:a::d53🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns.zxcs.de | ||||||
| A | 185.220.172.14🇩🇪 AS-ZXCS185.220.172.0/24 VIMEXX | ||||||
| PTR | ns.zxcs.de | ||||||
| MX | mail.kastoo.com ⭐ | ||||||
| A | 136.144.212.108🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | parking.hostingserver.nl | ||||||
| TXT | v=spf1 a mx include:_spf.premiumantispam.nl ~all | ||||||
| SOA | ns1.dn-s.nlhostmaster@kastoo.com 2021-01-01 #0 | ||||||
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=1784672182 | ||||||
Subdomains
mail.kastoo.com |
Same first word
kastoo.com |
Similar names
DNS History
15 records (6 active, 9 former)
●NSns1.dn-s.nl2026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
●NSns2.dn-s.be2026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
●NSns3.dn-s.eu2026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
●NSns4.dn-s.org2026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
○NSns49.domaincontrol.com2015-07-23 → 2017-02-17 · 5 obs
● 2015-07-23 12:34:00
● 2017-02-17 17:11:00
○ 2020-01-18 12:12:18
○ 2026-07-21 22:40:40
○NSns50.domaincontrol.com2015-07-23 → 2017-02-17 · 5 obs
● 2015-07-23 12:34:00
● 2017-02-17 17:11:00
○ 2020-01-18 12:12:18
○ 2026-07-21 22:40:40
○NSnsa.bookmyname.com2007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-23 12:34:00
○ 2026-07-21 22:40:40
○NSnsb.bookmyname.com2007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-23 12:34:00
○ 2026-07-21 22:40:40
●MXmail.kastoo.com2026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
○MXmailstore1.secureserver.net2015-07-23 → 2017-02-17 · 5 obs
● 2015-07-23 12:34:00
● 2017-02-17 17:11:00
○ 2020-01-18 12:12:18
○ 2026-07-21 22:40:40
○MXsmtp.secureserver.net2015-07-23 → 2017-02-17 · 5 obs
● 2015-07-23 12:34:00
● 2017-02-17 17:11:00
○ 2020-01-18 12:12:18
○ 2026-07-21 22:40:40
●A136.144.212.1082026-07-17 → 2026-07-21 · 3 obs
● 2026-07-17 09:27:42
● 2026-07-21 22:40:40
○A184.168.221.612015-07-23 → 2017-02-17 · 5 obs
● 2015-07-23 12:34:00
● 2017-02-17 17:11:00
○ 2020-01-18 12:12:18
○ 2026-07-21 22:40:40
○A88.191.249.1822007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-23 12:34:00
○ 2026-07-21 22:40:40
○A88.191.249.1832007-11-11 → 2007-11-11 · 3 obs
○ 2015-07-23 12:34:00
○ 2026-07-21 22:40:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| kastoo.com | ns1.dn-s.nl, ns3.dn-s.eu, ns4.dn-s.org, ns2.dn-s.be | - |
✅ Authoritative Response
Server:46.101.179.64
NS records: ns1.dn-s.nl, ns3.dn-s.eu, ns4.dn-s.org, ns2.dn-s.be
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kastoo.com (unsigned zone)
⏱️ Timing
Total: 1602ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.144.212.108 |
| NS | 4 | ns1.dn-s.nl, ns2.dn-s.be... |
| MX | 1 | mail.kastoo.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.premiumantispam |
| SOA | 1 | ns1.dn-s.nl hostmaster.kastoo.com |
Analysis
Hierarchy
kastoo.com is a parent domain of mail.kastoo.com.
IP Addresses
kastoo.com directs to one IP number, which is 136.144.212.108.
Among the host names that share IP numbers with kastoo.com are mail.verbindingsbeslag.nl, siwaa.nl, mail.monteldesign.net and two others.
Name Servers
The domain kastoo.com is delegated to these four name servers: ns2.dn-s.be, ns3.dn-s.eu, ns1.dn-s.nl and ns4.dn-s.org.
kastoo.com shares at least some of its name servers with other domains, including arduino-shop.com, deltaco.es, marktenenbraderieen.com and two others.
These name servers are frequently seen alongside ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl and 3 other name servers.
The host names ns2.dn-s.be, ns3.dn-s.eu, ns1.dn-s.nl and ns4.dn-s.org each resolve to two IP addresses: ns2.dn-s.be resolves to 46.101.179.64 and 2a03:b0c0:3:d0::116:2001; ns3.dn-s.eu resolves to 178.62.208.8 and 2a03:b0c0:2:d0::57:1001; ns1.dn-s.nl resolves to 185.104.28.19 and 2a06:2ec0:1::10; ns4.dn-s.org resolves to 185.220.172.14 and 2a06:2ec0:1:a::d53.
Mail Servers
kastoo.com routes its mail through a single mail server, mail.kastoo.com.
mail.kastoo.com points to one IP number — 136.144.212.108.