ota-sleep.com - robtex.com
ota-sleep.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.17🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns.namedserver.net | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | mx.ota-sleep.com ⭐ | ||||||
| A | 153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| TXT | v=spf1 include:_spf.shared-server.net ~all | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=2698042324 | ||||||
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=1774797942 | ||||||
Previously MX for
ota-sleep.com |
Subdomains
mx.ota-sleep.com |
Same first word
ota-sleep.com |
DNS History
9 records (4 active, 5 former)
●NSns.namedserver.net2015-12-27 → 2026-03-29 · 3 obs
● 2015-12-27 06:55:06
● 2026-03-29 15:42:34
○NSns1.secure.net2015-05-24 → 2015-10-16 · 4 obs
● 2015-10-16 06:10:24
○ 2015-12-27 06:55:06
○ 2026-03-29 15:42:34
●NSns2.namedserver.net2015-12-27 → 2026-03-29 · 3 obs
● 2015-12-27 06:55:06
● 2026-03-29 15:42:34
○NSns2.secure.net2015-05-24 → 2015-10-16 · 4 obs
● 2015-10-16 06:10:24
○ 2015-12-27 06:55:06
○ 2026-03-29 15:42:34
●MXmx.ota-sleep.com2015-12-27 → 2026-03-29 · 3 obs
● 2015-12-27 06:55:06
● 2026-03-29 15:42:34
○MXota-sleep.com2015-05-24 → 2015-10-16 · 4 obs
● 2015-10-16 06:10:24
○ 2015-12-27 06:55:06
○ 2026-03-29 15:42:34
○A120.29.166.242015-05-24 → 2015-10-16 · 4 obs
● 2015-10-16 06:10:24
○ 2015-12-27 06:55:06
○ 2026-03-29 15:42:34
●A153.122.205.172026-02-22 → 2026-03-29 · 3 obs
● 2026-02-22 11:49:40
● 2026-03-29 15:42:34
○A211.13.196.1442015-12-27 → 2017-06-17 · 5 obs
● 2015-12-27 06:55:06
● 2017-06-17 10:05:02
○ 2026-02-22 11:49:40
○ 2026-03-29 15:42:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ota-sleep.com | ns.namedserver.net, ns2.namedserver.net | - |
✅ Authoritative Response
Server:157.120.112.212
NS records: ns.namedserver.net, ns2.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ota-sleep.com (unsigned zone)
⏱️ Timing
Total: 785ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.205.17 |
| NS | 2 | ns2.namedserver.net, ns.namedserver.net |
| MX | 1 | mx.ota-sleep.com (pri: 100) |
| TXT | 1 | v=spf1 include:_spf.shared-server.net ~a |
| SOA | 1 | ns.namedserver.net root.namedserver.net |
Analysis
Hierarchy
The parent of mx.ota-sleep.com is ota-sleep.com.
IP Addresses
ota-sleep.com points to an IP address: 153.122.205.17.
other host names include kazunari.info, www.anan-ds.co.jp, osame.com, itast.com and edic8.com; they share IP numbers with ota-sleep.com.
Name Servers
Two name servers ns2.namedserver.net and ns.namedserver.net handle the delegation for ota-sleep.com.
ota-sleep.com shares the same name server setup as other domains, for instance 201.22.122.153.in-addr.arpa, 62.17.122.153.in-addr.arpa, aki-ju-setsu.jp, sub0000527088.hmk-temp.com and 174.25.122.153.in-addr.arpa.
ota-sleep.com at least partially shares name servers with other domains, including 68.31.157.210.in-addr.arpa and gloken.com.
These name servers are commonly used with dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp.
Host names with three IP numbers:
ns2.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212
ns.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212
Hosts that point to 157.120.112.212 are ns2.namedserver.net and ns.namedserver.net
Hosts that point to 157.120.113.212 are ns2.namedserver.net and ns.namedserver.net
Hosts that point to 157.120.114.212 are ns2.namedserver.net and ns.namedserver.net
Mail Servers
ota-sleep.com is handled by a single mail server, mx.ota-sleep.com.
The host name mx.ota-sleep.com points to IP 153.122.206.114.