sak.ac - robtex.com
sak.ac
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.167.22.147🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | 147.22.167.133.static.www3133.sakura.ne.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 | ||||||
| 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 | ||||||
| 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 | ||||||
| TXT | google-site-verification=KoFAZ48ckWuXgHRzr7uy-IhMzPoSt5SqcBPlfGZnnDw | ||||||
| TXT | google-site-verification=lXdP28r8yJEXs0g3nysepxGIPsT9dRmmhvQMPGGsVNM | ||||||
| TXT | v=spf1 ip4:49.212.207.173 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1773284192 | ||||||
ac
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.ac ⭐ | ||||||
| NS | a2.nic.ac | ||||||
| NS | b0.nic.ac | ||||||
| NS | c0.nic.ac | ||||||
| SOA | a0.nic.achostmaster@donuts.email serial=1774245695 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●A133.167.22.1472026-03-19 → 2026-03-23 · 2 obs
● 2026-03-23 06:49:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ac | a0.nic.ac, a2.nic.ac, b0.nic.ac, c0.nic.ac | 8 records |
| sak.ac | 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.35.53
NS records: 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sak.ac (unsigned zone)
⏱️ Timing
Total: 1377ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.167.22.147 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| TXT | 3 | google-site-verification=KoFAZ48ckWuXgHR, google-site-verification=lXdP28r8yJEXs0g... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.ac, a2.nic.ac, b0.nic.ac...)
Analysis
IP Addresses
sak.ac points to IP number 133.167.22.147.
Other host names, for instance, 147.22.167.133.static.www3133.sakura.ne.jp share IP numbers with sak.ac.
Name Servers
sak.ac is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
sak.ac shares name servers with other domains at least partially, for example kyowakg.com, tokyo-biyo.com, livests.jp, potentiateglobal.co.jp and stern-takaido.com.
Hosts with two IP numbers
- Host 01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53
- Host 03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53
- Host 04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53
Hosts with one IP number
- Host 02.dnsv.jp points to: 157.7.33.53