osa3271.net - robtex.com
osa3271.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.183.70🇯🇵 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 | ||||||
| PTR | centos7a.occjc.co.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.osa3271.net ⭐ | ||||||
| A | 153.122.128.249🇯🇵 AS131921153.122.128.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| TXT | v=spf1 +mx +ip4:163.43.183.70 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1767854705 | ||||||
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=1776211742 | ||||||
Subdomains
mail.osa3271.net |
Same first word
osa3271.net |
DNS History
8 records (6 active, 2 former)
●NS03.dnsv.jp2015-11-04 → 2026-04-15 · 3 obs
● 2015-11-04 11:13:10
● 2026-04-15 00:35:50
●NS04.dnsv.jp2015-11-04 → 2026-04-15 · 3 obs
● 2015-11-04 11:13:10
● 2026-04-15 00:35:50
●MXmail.osa3271.net2015-08-26 → 2026-04-15 · 2 obs
● 2026-04-15 00:35:50
○A111.68.165.1122015-08-26 → 2015-09-23 · 4 obs
● 2015-09-23 17:58:44
○ 2015-11-04 11:13:10
○ 2026-04-15 00:35:50
○A153.122.128.2492015-11-04 → 2017-09-26 · 5 obs
● 2015-11-04 11:13:10
● 2017-09-26 15:12:00
○ 2026-04-12 00:24:54
○ 2026-04-15 00:35:50
●A163.43.183.702026-04-12 → 2026-04-15 · 3 obs
● 2026-04-12 00:24:54
● 2026-04-15 00:35:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| osa3271.net | 01.dnsv.jp, 02.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osa3271.net (unsigned zone)
⏱️ Timing
Total: 931ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.183.70 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.osa3271.net (pri: 10) |
| TXT | 1 | v=spf1 +mx +ip4:163.43.183.70 ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
osa3271.net is the parent of mail.osa3271.net.
IP Addresses
osa3271.net resolves to a single IP: 163.43.183.70.
Other host names including mail.toho-shoji.jp, toho-shoji.jp and centos7a.occjc.co.jp share IP numbers with osa3271.net.
Name Servers
osa3271.net is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
osa3271.net shares some name servers with other domains, for example chatan-do.com, hotpop.jp, aimwork.jp, odawara.mobi and minaminohc.jp.
Host names with two IP numbers:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53
03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53
04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53
Host names with one IP number:
02.dnsv.jp points to 157.7.33.53
Mail Servers
osa3271.net is handled by a single mail server, mail.osa3271.net.
Host name mail.osa3271.net points to IP 153.122.128.249.