offm.net - dns.ninja
offm.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.181.97.75🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www265.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 | offm.net ⭐ | ||||||
| A | 202.181.97.75🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www265.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www265.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-05-27 #1 | ||||||
net
| 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=1786764219 | ||||||
MX for
offm.net |
Subdomains
mail.offm.net |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSmaster.dns.ne.jp2015-08-17 → 2026-08-15 · 5 obs
● 2026-06-10 07:15:02
○ 2026-06-16 06:03:56
● 2026-06-28 21:03:08
● 2026-08-15 03:30:38
●MXoffm.net2015-08-17 → 2026-08-15 · 5 obs
● 2026-06-10 07:15:02
○ 2026-06-16 06:03:56
● 2026-06-28 21:03:08
● 2026-08-15 03:30:38
●A202.181.97.752015-08-17 → 2026-08-15 · 5 obs
● 2026-06-10 07:15:02
○ 2026-06-16 06:03:56
● 2026-06-28 21:03:08
● 2026-08-15 03:30:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| offm.net | 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 offm.net (unsigned zone)
⏱️ Timing
Total: 985ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.181.97.75 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | offm.net (pri: 10) |
| TXT | 1 | v=spf1 a:www265.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
offm.net serves as the parent of mail.offm.net.
Mail Server Role
offm.net serves as a mail server for offm.net.
IP Addresses
offm.net has exactly one IP address — 202.181.97.75.
tsukumo-re.com, pkmate.net, pimstandard.net plus two other host names have IP numbers in common with offm.net.
Name Servers
offm.net has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
offm.net has at least partial name server overlap with other domains, such as rie-rummy.sakura.ne.jp, jiima.or.jp, app-sup.com and two others.
Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
offm.net uses exactly one mail server, which is offm.net.
offm.net points to one IP number — 202.181.97.75.