19tuma.com - robtex.com
19tuma.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.127.187.186🇯🇵 SAKURA-A153.127.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | 186.187.127.153.static.www11658m.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 | 19tuma.com ⭐ | ||||||
| A | 153.127.187.186🇯🇵 SAKURA-A153.127.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | 186.187.127.153.static.www11658m.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www11658m.sakura.ne.jp a:www11702m.sakura.ne.jp mx ip4:210.172.192.9... | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-12-24 #1 | ||||||
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=1785977959 | ||||||
Previously NS for
19tuma.com |
MX for
19tuma.com |
Subdomains
sm.19tuma.com |
Same first word
19tuma.com |
DNS History
10 records (5 active, 5 former)
○NS19tuma.com2015-08-10 → 2016-06-27 · 4 obs
● 2016-06-27 16:02:18
○ 2026-04-02 13:13:04
○ 2026-08-06 01:02:44
●NSmaster.dns.ne.jp2026-04-02 → 2026-08-06 · 3 obs
● 2026-04-02 13:13:04
● 2026-08-06 01:02:44
●NSns1.dns.ne.jp2026-04-02 → 2026-08-06 · 3 obs
● 2026-04-02 13:13:04
● 2026-08-06 01:02:44
○NSns1.mc-user.net2015-08-10 → 2016-06-27 · 4 obs
● 2016-06-27 16:02:18
○ 2026-04-02 13:13:04
○ 2026-08-06 01:02:44
●NSns2.dns.ne.jp2026-04-02 → 2026-08-06 · 3 obs
● 2026-04-02 13:13:04
● 2026-08-06 01:02:44
○NSns2.mmrs.jp2015-08-10 → 2016-06-27 · 4 obs
● 2016-06-27 16:02:18
○ 2026-04-02 13:13:04
○ 2026-08-06 01:02:44
●MX19tuma.com2026-04-02 → 2026-08-06 · 3 obs
● 2026-04-02 13:13:04
● 2026-08-06 01:02:44
○MXmail.mc-user.net2015-08-10 → 2016-06-27 · 4 obs
● 2016-06-27 16:02:18
○ 2026-04-02 13:13:04
○ 2026-08-06 01:02:44
●A153.127.187.1862026-04-02 → 2026-08-06 · 3 obs
● 2026-04-02 13:13:04
● 2026-08-06 01:02:44
○A210.172.218.472015-08-10 → 2016-06-27 · 4 obs
● 2016-06-27 16:02:18
○ 2026-04-02 13:13:04
○ 2026-08-06 01:02:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| 19tuma.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 19tuma.com (unsigned zone)
⏱️ Timing
Total: 1041ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.127.187.186 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | 19tuma.com (pri: 10) |
| TXT | 1 | v=spf1 a:www11658m.sakura.ne.jp a:www117 |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
The domain sm.19tuma.com falls under the parent 19tuma.com.
Mail Server Role
The MX record for 19tuma.com points back to 19tuma.com — it is its own mail server.
IP Addresses
19tuma.com directs to one IP number, which is 153.127.187.186.
Among the host names that share IP numbers with 19tuma.com are 186.187.127.153.static.www11658m.sakura.ne.jp, shinbashi-boin.jp, club19.jp and two others.
Name Servers
The authoritative name servers for 19tuma.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
At least some of 19tuma.com's name servers are shared with other domains, for example asatsuki.net, luna2.net, biseien.sakura.ne.jp and two more.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
The MX record for 19tuma.com points to a single mail server: 19tuma.com.
19tuma.com directs to just one IP number, 153.127.187.186.