devtesting.jp - dns.ninja
devtesting.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 75.2.60.5🇺🇸 Amazon75.2.60.0/24 Prod | ||||||
| PTR | acd89244c803f7181.awsglobalaccelerator.com | ||||||
| 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 | fieldnotes.sakura.ne.jp ⭐ | ||||||
| A | 49.212.235.190🇯🇵 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 2026-05-17 #2 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1787499003 | ||||||
Same first word
devtesting.jp |
devtesting.pizza |
devtesting.space |
devtesting.org |
devtesting.co.in |
devtesting.com |
devtesting.live |
devtesting.net |
devtesting.es |
Similar names
Previous names
Next names
devup.jp |
dew-point.jp |
dew-sp.jp |
dewa-hoikuen.jp |
dewalock.jp |
dewars.jp |
dewasanzan.jp |
dewclaw.jp |
dewdrop.jp |
dewetron.jp |
dewever.jp |
dewey.jp |
dewi.jp |
dewks.jp |
dewmart.jp |
deworks.jp |
dewpoint.jp |
dews.jp |
dewy.jp |
dex.jp |
DNS History
7 records (5 active, 2 former)
●MXfieldnotes.sakura.ne.jp2015-04-14 → 2026-08-23 · 2 obs
● 2026-08-23 16:29:52
○A133.242.205.892015-04-14 → 2015-04-14 · 3 obs
○ 2017-06-20 11:27:04
○ 2026-08-23 16:29:52
○A160.16.55.1672015-10-09 → 2017-07-18 · 5 obs
● 2015-10-09 02:44:04
● 2017-07-18 21:03:30
○ 2026-08-23 15:11:42
○ 2026-08-23 16:29:52
●A75.2.60.52026-08-23 → 2026-08-23 · 3 obs
● 2026-08-23 15:11:42
● 2026-08-23 16:29:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| devtesting.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 devtesting.jp (unsigned zone)
⏱️ Timing
Total: 880ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 75.2.60.5 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | fieldnotes.sakura.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www3450.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
IP Addresses
devtesting.jp has exactly one IP address — 75.2.60.5.
leslewisconsulting.com, picsell.ai, nano(0x6e756465).com plus two other host names have IP numbers in common with devtesting.jp.
Name Servers
The authoritative name servers for devtesting.jp are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
devtesting.jp shares at least some of its name servers with other domains, including fbcp.jp, gakushu-navi.jp, itoigawataxi.sakura.ne.jp and two others.
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
devtesting.jp uses one mail server — fieldnotes.sakura.ne.jp.
devtesting.jp shares its mail server configuration with other domains, such as fieldnotes.jp and fieldnotes.sakura.ne.jp.
fieldnotes.sakura.ne.jp directs to just one IP number, 49.212.235.190.