mail.jyro.us - robtex.com
mail.jyro.us
| CNAME | jyro.us | ||||||
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 49.212.235.190๐ฏ๐ต SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3450.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp โญ | ||||||
| A | 210.224.172.18๐ฏ๐ต 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 | 61.211.236.1๐ฏ๐ต 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 | 133.167.21.1๐ฏ๐ต 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 | jyro.us โญ | ||||||
| A | 49.212.235.190๐ฏ๐ต SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3450.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3450.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2016-03-28 #12 | ||||||
jyro.us
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 49.212.235.190๐ฏ๐ต SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| NS | master.dns.ne.jp โญ | ||||||
| NS | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| MX | jyro.us โญ | ||||||
| TXT | v=spf1 a:www3450.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2016-03-28 #12 | ||||||
Previously MX for
Same first word
Similar names
DNS History
7 records (1 active, 6 former)
โNSmaster.dns.ne.jp2016-04-20 โ 2016-04-20 ยท 3 obs
โ 2026-08-11 13:29:34
โ 2026-08-11 13:29:36
โNSns1.dns.ne.jp2016-04-20 โ 2016-04-20 ยท 3 obs
โ 2026-08-11 13:29:34
โ 2026-08-11 13:29:36
โNSns2.dns.ne.jp2016-04-20 โ 2016-04-20 ยท 3 obs
โ 2026-08-11 13:29:34
โ 2026-08-11 13:29:36
โMXjyro.us2016-04-20 โ 2016-04-20 ยท 3 obs
โ 2026-08-11 13:29:34
โ 2026-08-11 13:29:36
โA202.143.64.1232015-05-31 โ 2016-02-02 ยท 4 obs
โ 2016-02-02 11:21:56
โ 2016-04-20 19:05:16
โ 2026-08-11 13:29:36
โA49.212.235.1902016-04-20 โ 2016-04-20 ยท 4 obs
โ 2016-04-20 19:05:16
โ 2026-08-11 13:29:34
โ 2026-08-11 13:29:36
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| jyro.us | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
โ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for jyro.us (unsigned zone)
โฑ๏ธ Timing
Total: 1429ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | jyro.us |
Analysis
IP Addresses
mail.jyro.us resolves to just one IP address, 49.212.235.190.
Two other host names, along with shinkou-st.sakura.ne.jp, nacinc.co.jp and mx1.progseed.com, also share IP numbers with mail.jyro.us.
Name Servers
mail.jyro.us is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
There is at least partial name server overlap between mail.jyro.us and other domains โ hirocosmetic.com, planbe-kyoto.com, withyou-service.com and two more among them.
master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 โ one address each.
Mail Servers
The sole mail server for mail.jyro.us is jyro.us.
Mail server setup for mail.jyro.us matches that of other domains, among them jyro.us.
jyro.us resolves to 49.212.235.190 and no other IP number.