cosmo55.com - robtex.com
cosmo55.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.181.97.18🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www208.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | cosmo55.com ⭐ | ||||||
| A | 202.181.97.18🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www208.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www208.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-02-09 #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=1778701381 | ||||||
MX for
cosmo55.com |
Same first word
cosmo55.com |
DNS History
10 records (5 active, 5 former)
●NSmaster.dns.ne.jp2026-03-24 → 2026-05-13 · 3 obs
● 2026-03-24 06:57:30
● 2026-05-13 19:52:52
○NSns1.canonet.ne.jp2008-03-18 → 2017-04-05 · 4 obs
● 2017-04-05 11:11:12
○ 2026-03-24 06:57:30
○ 2026-05-13 19:52:52
●NSns1.dns.ne.jp2026-03-24 → 2026-05-13 · 3 obs
● 2026-03-24 06:57:30
● 2026-05-13 19:52:52
○NSns2.canonet.ne.jp2008-03-18 → 2017-04-05 · 4 obs
● 2017-04-05 11:11:12
○ 2026-03-24 06:57:30
○ 2026-05-13 19:52:52
●NSns2.dns.ne.jp2026-03-24 → 2026-05-13 · 3 obs
● 2026-03-24 06:57:30
● 2026-05-13 19:52:52
●MXcosmo55.com2026-03-24 → 2026-05-13 · 3 obs
● 2026-03-24 06:57:30
● 2026-05-13 19:52:52
○MXmx.cosmo55.com2008-03-18 → 2017-04-05 · 4 obs
● 2017-04-05 11:11:12
○ 2026-03-24 06:57:30
○ 2026-05-13 19:52:52
●A202.181.97.182026-03-24 → 2026-05-13 · 3 obs
● 2026-03-24 06:57:30
● 2026-05-13 19:52:52
○A202.228.150.92015-06-07 → 2016-01-02 · 5 obs
● 2015-06-07 03:03:16
● 2016-01-02 12:32:48
○ 2016-04-04 18:31:20
○ 2026-05-13 19:52:52
○A210.134.165.92016-04-04 → 2017-04-05 · 5 obs
● 2016-04-04 18:31:20
● 2017-04-05 11:11:12
○ 2026-03-24 06:57:30
○ 2026-05-13 19:52:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| cosmo55.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cosmo55.com (unsigned zone)
⏱️ Timing
Total: 1542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.181.97.18 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | cosmo55.com (pri: 10) |
| TXT | 1 | v=spf1 a:www208.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
cosmo55.com serves as the mail server for cosmo55.com.
IP Addresses
cosmo55.com points to a single IP number: 202.181.97.18.
Other host names, for instance gosaiyakuzen.com, sinsei.jp, jugem-okazaki.com, akashi.biz and ti-lab.net share IP numbers with cosmo55.com.
Name Servers
The delegation for cosmo55.com is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
cosmo55.com at least partially shares name servers with other domains, for instance sangensha.com, unoshin.sakura.ne.jp, katsushichi.sakura.ne.jp, ookeyaki.com and sskg.com.
Host names with one IP number:
master.dns.ne.jp points to 210.224.172.18.
ns1.dns.ne.jp points to 61.211.236.1.
ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
A single mail server handles cosmo55.com.
cosmo55.com points to a single IP: 202.181.97.18.