quad-web.net - robtex.com
quad-web.net
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
| MX | smtp.quad-web.net ⭐ | ||||||
| A | 133.242.208.119🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | smtp.quad-web.net | ||||||
| TXT | v=spf1 ip4:133.242.208.119 -all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1652058283 | ||||||
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=1774386177 | ||||||
Subdomains
smtp.quad-web.net |
Same first word
quad-web.net |
DNS History
5 records (5 active, 0 former)
●MXsmtp.quad-web.net2015-07-10 → 2026-03-24 · 2 obs
● 2026-03-24 21:23:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| quad-web.net | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.35.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for quad-web.net (unsigned zone)
⏱️ Timing
Total: 458ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | smtp.quad-web.net (pri: 10) |
| TXT | 1 | v=spf1 ip4:133.242.208.119 -all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
The parent of smtp.quad-web.net is quad-web.net.
Name Servers
quad-web.net is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
quad-web.net at least partially shares name servers with other domains, for instance hairmake-teamjam.com, hatb.jp, hmup.net, kirei-news.work and chikayado.jp.
Two IPs per host:
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
One IP per host:
02.dnsv.jp points to 157.7.33.53
Mail Servers
quad-web.net is handled by a single mail server, smtp.quad-web.net.
The mail server setup for quad-web.net mirrors that of other domains, for instance quads.jp.
smtp.quad-web.net points to a single IP: 133.242.208.119.