2525.online - robtex.com
2525.online
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.60🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2150.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 | 2525.online ⭐ | ||||||
| A | 182.48.49.60🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2150.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2150.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-12-05 #17 | ||||||
online
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1783448919 | ||||||
MX for
2525.online |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-05-06 → 2026-07-07 · 3 obs
● 2026-05-06 14:24:34
● 2026-07-07 18:54:08
●NSns1.dns.ne.jp2026-05-06 → 2026-07-07 · 3 obs
● 2026-05-06 14:24:34
● 2026-07-07 18:54:08
○NSns1.sedoparking.com2017-09-07 → 2017-09-07 · 3 obs
○ 2026-05-06 14:24:34
○ 2026-07-07 18:54:08
●NSns2.dns.ne.jp2026-05-06 → 2026-07-07 · 3 obs
● 2026-05-06 14:24:34
● 2026-07-07 18:54:08
○NSns2.sedoparking.com2017-09-07 → 2017-09-07 · 3 obs
○ 2026-05-06 14:24:34
○ 2026-07-07 18:54:08
●MX2525.online2026-05-06 → 2026-07-07 · 3 obs
● 2026-05-06 14:24:34
● 2026-07-07 18:54:08
○MXlocalhost2017-09-07 → 2017-09-07 · 3 obs
○ 2026-05-06 14:24:34
○ 2026-07-07 18:54:08
●A182.48.49.602026-05-06 → 2026-07-07 · 3 obs
● 2026-05-06 14:24:34
● 2026-07-07 18:54:08
○A72.52.4.1212017-09-07 → 2017-09-07 · 3 obs
○ 2026-05-06 14:24:34
○ 2026-07-07 18:54:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| online | ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.info, ns10.trs-dns.org | 8 records |
| 2525.online | 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 2525.online (unsigned zone)
⏱️ Timing
Total: 3090ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.60 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | 2525.online (pri: 10) |
| TXT | 1 | v=spf1 a:www2150.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)
Analysis
Mail Server Role
2525.online serves as a mail server for 2525.online.
IP Addresses
2525.online has exactly one IP address — 182.48.49.60.
msv-im05427.sakura.ne.jp, owens.sakura.ne.jp, msv-im05423.sakura.ne.jp plus two other host names have IP numbers in common with 2525.online.
Name Servers
Three name servers are authoritative for 2525.online: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
2525.online has at least partial name server overlap with other domains, such as mimilab.info, marmiter.com, aspj.jp and two others.
It is common to find these name servers paired with the name servers dns.sakura.ad.jp.
Three hostnames, one IP address apiece: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
2525.online uses exactly one mail server, which is 2525.online.
There is one IP number for 2525.online: 182.48.49.60.