bckholland.com - robtex.com
bckholland.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=1778507726 | ||||||
Subdomains
mail.bckholland.com |
Same first word
bckholland.nl |
bckholland.com |
DNS History
11 records (5 active, 6 former)
○NSdocks07.rzone.de2015-05-16 → 2017-02-15 · 4 obs
● 2017-02-15 11:56:32
○ 2026-04-05 19:15:02
○ 2026-05-11 13:56:50
●NSdocks16.rzone.de2026-04-05 → 2026-05-11 · 3 obs
● 2026-04-05 19:15:02
● 2026-05-11 13:56:50
○NSshades02.rzone.de2015-05-16 → 2017-02-15 · 4 obs
● 2017-02-15 11:56:32
○ 2026-04-05 19:15:02
○ 2026-05-11 13:56:50
●NSshades14.rzone.de2026-04-05 → 2026-05-11 · 3 obs
● 2026-04-05 19:15:02
● 2026-05-11 13:56:50
●MXbckholland-com.mail.protection.outlook.com2016-01-19 → 2026-05-11 · 3 obs
● 2016-01-19 01:44:46
● 2026-05-11 13:56:50
○MXrelay.rzone.de2016-01-19 → 2017-02-15 · 5 obs
● 2016-01-19 01:44:46
● 2017-02-15 11:56:32
○ 2026-04-05 19:15:02
○ 2026-05-11 13:56:50
○MXsmtp.rzone.de2015-05-16 → 2015-10-29 · 4 obs
● 2015-10-29 23:30:24
○ 2016-01-19 01:44:46
○ 2026-05-11 13:56:50
●A2a01:238:20a:202:1064::2026-04-05 → 2026-05-11 · 3 obs
● 2026-04-05 19:15:02
● 2026-05-11 13:56:50
○A2a01:238:20a:202:1166::2015-05-16 → 2017-02-15 · 4 obs
● 2017-02-15 11:56:32
○ 2026-04-05 19:15:02
○ 2026-05-11 13:56:50
○A81.169.145.1662015-05-16 → 2017-02-15 · 4 obs
● 2017-02-15 11:56:32
○ 2026-04-05 19:15:02
○ 2026-05-11 13:56:50
●A81.169.145.642026-04-05 → 2026-05-11 · 3 obs
● 2026-04-05 19:15:02
● 2026-05-11 13:56:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bckholland.com | shades14.rzone.de, docks16.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.143
NS records: shades14.rzone.de, docks16.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bckholland.com (unsigned zone)
⏱️ Timing
Total: 552ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.64 |
| AAAA | 1 | 2a01:238:20a:202:1064:: |
| NS | 2 | docks16.rzone.de, shades14.rzone.de |
| MX | 1 | bckholland-com.mail.protection.outlook.c |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | shades14.rzone.de hostmaster.strato-rz.d |
Analysis
Hierarchy
bckholland.com is the parent of mail.bckholland.com.
IP Addresses
bckholland.com resolves to two IP numbers: 2a01:238:20a:202:1064:: and 81.169.145.64.
Other host names, for instance stallamt.de, kg-ottensen.info, nano-forum.de, diabox.de and hotel-schloss-herrenstein.de share IP numbers with bckholland.com.
Name Servers
bckholland.com has two name servers: docks16.rzone.de and shades14.rzone.de.
bckholland.com shares the same name server setup as other domains, for example guitarplayer.nl, einmaltherapie.de, luethje.org, vastgoedcenter.nl and langhals.de.
bckholland.com shares some name servers with other domains, for example bnrkantoormeubelen.nl, itsolve.nl, q-d-e.com, karoy.nl and demokratie-goettingen.de.
these name servers are often used with shades06.rzone.de, docks17.rzone.de, docks14.rzone.de, shades11.rzone.de, docks10.rzone.de, shades09.rzone.de, shades07.rzone.de, docks02.rzone.de, shades17.rzone.de and shades15.rzone.de.
Host names with two IP numbers:
docks16.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:16 and 217.160.80.143; shades14.rzone.de points to: 2607:f1c0:fe:53:185:132:34:141 and 185.132.34.141.
Mail Servers
bckholland.com is handled by a single mail server, bckholland-com.mail.protection.outlook.com.
Host bckholland-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::20, 52.101.68.21, 52.101.68.27, 52.101.73.19 and 52.101.73.22.