techstrom.org - dns.ninja
techstrom.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.14.139.65🇯🇵 InfoSphere157.14.136.0/21 INTERLINK | ||||||
| PTR | 157.14.139.65.static.zoot.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 | gdns1.interlink.or.jp | ||||||
| A | 203.141.128.80🇯🇵 InfoSphere203.141.128.0/19 INTERLINK | ||||||
| PTR | gdns1.interlink.or.jp | ||||||
| NS | gdns2.interlink.or.jp | ||||||
| A | 163.43.158.165🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| NS | ns1.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | techstrom.org ⭐ | ||||||
| A | 157.14.139.65🇯🇵 InfoSphere157.14.136.0/21 INTERLINK | ||||||
| PTR | 157.14.139.65.static.zoot.jp | ||||||
| TXT | v=spf1 a:www3177.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-03-07 #16 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784323499 | ||||||
MX for
techstrom.org |
Subdomains
Same first word
techstrom.com |
techstrom.org |
Similar names
DNS History
10 records (7 active, 3 former)
●NSgdns1.interlink.or.jp2015-06-20 → 2026-07-17 · 2 obs
● 2026-07-17 22:01:00
●NSgdns2.interlink.or.jp2015-06-20 → 2026-07-17 · 2 obs
● 2026-07-17 22:01:00
●NSmaster.dns.ne.jp2026-03-12 → 2026-07-17 · 13 obs
● 2026-03-12 07:27:24
● 2026-03-18 05:11:26
○ 2026-03-26 00:49:28
● 2026-03-26 21:01:48
● 2026-03-31 08:11:42
○ 2026-04-17 03:43:40
● 2026-06-07 08:13:26
○ 2026-06-11 04:28:12
● 2026-07-13 16:55:16
○ 2026-07-14 07:39:08
● 2026-07-17 22:00:56
● 2026-07-17 22:01:00
●NSns1.dns.ne.jp2026-03-12 → 2026-07-17 · 3 obs
● 2026-03-12 07:27:24
● 2026-07-17 22:01:00
●NSns2.dns.ne.jp2026-03-12 → 2026-07-17 · 3 obs
● 2026-03-12 07:27:24
● 2026-07-17 22:01:00
○MXmail.techstrom.org2015-06-20 → 2026-07-13 · 13 obs
● 2026-03-12 07:27:24
○ 2026-03-14 13:08:52
○ 2026-03-18 05:11:26
● 2026-03-26 00:49:28
● 2026-04-17 03:43:40
○ 2026-06-07 08:13:26
○ 2026-06-11 04:28:12
● 2026-06-22 15:47:38
○ 2026-07-13 16:55:16
● 2026-07-13 17:41:16
○ 2026-07-14 07:39:08
○ 2026-07-17 22:01:00
●MXtechstrom.org2026-03-14 → 2026-07-17 · 11 obs
● 2026-03-14 13:08:52
● 2026-03-18 05:11:26
○ 2026-03-26 00:49:28
○ 2026-04-17 03:43:40
● 2026-06-07 08:13:26
○ 2026-06-11 04:28:12
● 2026-07-13 16:55:16
○ 2026-07-13 17:41:16
● 2026-07-14 07:39:08
● 2026-07-17 22:01:00
●A157.14.139.652015-11-01 → 2026-07-17 · 10 obs
● 2015-11-01 09:08:34
● 2017-04-18 15:55:42
○ 2026-03-12 07:27:24
○ 2026-03-18 05:11:26
● 2026-03-26 00:49:28
● 2026-03-26 21:01:48
○ 2026-03-27 05:53:44
● 2026-07-17 22:00:56
● 2026-07-17 22:01:00
○A49.212.207.2172026-03-12 → 2026-06-22 · 11 obs
● 2026-03-12 07:27:24
● 2026-03-18 05:11:26
○ 2026-03-26 00:49:28
○ 2026-03-26 21:01:48
● 2026-03-27 05:53:44
● 2026-06-07 08:13:26
○ 2026-06-11 04:28:12
● 2026-06-22 15:47:38
○ 2026-07-17 22:00:56
○ 2026-07-17 22:01:00
○A61.206.112.2152015-06-20 → 2015-06-20 · 3 obs
○ 2015-11-01 09:08:34
○ 2026-07-17 22:01:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| techstrom.org | ns1.dns.ne.jp, ns2.dns.ne.jp, gdns1.interlink.or.jp, gdns2.interlink.or.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp, gdns1.interlink.or.jp, gdns2.interlink.or.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techstrom.org (unsigned zone)
⏱️ Timing
Total: 1289ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.207.217 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | techstrom.org (pri: 10) |
| TXT | 1 | v=spf1 a:www3177.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
techstrom.org is the parent domain of tower.techstrom.org and www.techstrom.org.
Mail Server Role
techstrom.org acts as its own mail server.
IP Addresses
techstrom.org points to a single IP number: 157.14.139.65.
Host names like 157.14.139.65.static.zoot.jp are further examples that share IP numbers with techstrom.org.
Name Servers
Delegation for techstrom.org is to five name servers: master.dns.ne.jp, ns1.dns.ne.jp, ns2.dns.ne.jp and two others.
At least some of techstrom.org's name servers are shared with other domains, for example enterprise.jpn.org, asiacast.sakura.ne.jp, fukuigokoku.jp and two more.
It is common for these name servers to be used in conjunction with the name servers gdns1.interlink.or.jp, gdns2.interlink.or.jp and vdns2.interlink.or.jp.
Host names pointing to a single IP address:
The hostname master.dns.ne.jp resolves to 210.224.172.18.
The hostname ns1.dns.ne.jp resolves to 61.211.236.1.
The hostname ns2.dns.ne.jp resolves to 133.167.21.1.
The hostname gdns1.interlink.or.jp resolves to 203.141.128.80.
The hostname gdns2.interlink.or.jp resolves to 163.43.158.165.
Mail Servers
techstrom.org has a single mail server: techstrom.org itself.
techstrom.org carries a single IP number, which is 157.14.139.65.