landolt-c.com - robtex.com
landolt-c.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.21🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | landolt-c.com ⭐ | ||||||
| A | 153.122.205.21🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | dnss10.so-net.ne.jp | ||||||
| A | 210.139.255.1🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc. | ||||||
| PTR | dnss10.so-net.ne.jp | ||||||
| NS | dnss11.so-net.ne.jp | ||||||
| A | 210.139.255.17🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc. | ||||||
| PTR | dnss11.so-net.ne.jp | ||||||
| TXT | v=spf1 include:_spf.shared-server.net +mx ~all | ||||||
| SOA | landolt-c.comhostmaster@landolt-c.com serial=2602171610 | ||||||
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=1778765891 | ||||||
NS for
landolt-c.com |
Same first word
landolt-c.com |
DNS History
4 records (4 active, 0 former)
●NSdnss10.so-net.ne.jp2026-05-13 → 2026-05-14 · 2 obs
● 2026-05-14 13:50:28
●NSdnss11.so-net.ne.jp2026-05-13 → 2026-05-14 · 2 obs
● 2026-05-14 13:50:28
●NSlandolt-c.com2026-05-13 → 2026-05-14 · 2 obs
● 2026-05-14 13:50:28
●A153.122.205.212026-05-13 → 2026-05-14 · 2 obs
● 2026-05-14 13:50:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| landolt-c.com | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp | - |
✅ Authoritative Response
Server:210.139.255.1
NS records: dnss10.so-net.ne.jp, dnss11.so-net.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for landolt-c.com (unsigned zone)
⏱️ Timing
Total: 1945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.205.21 |
| NS | 2 | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp |
| TXT | 1 | v=spf1 include:_spf.shared-server.net +m |
| SOA | 1 | landolt-c.com hostmaster.landolt-c.com |
Analysis
Name Server Role
landolt-c.com serves as a name server for landolt-c.com.
Typically, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp are used as name servers together with landolt-c.com.
IP Addresses
landolt-c.com resolves to one IP number: 153.122.205.21.
other host names including wyland.co.jp, www.kacoh.co.jp, www.obara.or.jp, ito-corp.com and kyowacorp.com share IP numbers with landolt-c.com.
Name Servers
landolt-c.com is delegated to three name servers: landolt-c.com, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp.
landolt-c.com at least partially shares name servers with other domains, for instance kainuma3.com, nishiyodonet.com, giardino-di-noko.com, tohkan.co.jp and to-yo-sawai.com.
Host names with one IP number: landolt-c.com points to 153.122.205.21; dnss10.so-net.ne.jp points to 210.139.255.1; dnss11.so-net.ne.jp points to 210.139.255.17.