nnweb.co.jp - robtex.com
nnweb.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.99.172.159🇯🇵 FUTURE219.99.168.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| PTR | sv28.dsbsv.net | ||||||
| NS | manage.asp-frontier.net ⭐ | ||||||
| A | 219.99.168.43🇯🇵 FUTURE219.99.168.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| PTR | manage.asp-frontier.net | ||||||
| NS | dns1.asp-frontier.net | ||||||
| A | 219.99.172.38🇯🇵 FUTURE219.99.168.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| PTR | 219-99-172-38.asp-frontier.net | ||||||
| NS | dns2.asp-frontier.net | ||||||
| A | 219.99.166.20🇯🇵 FUTURE219.99.160.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| NS | dns3.asp-frontier.net | ||||||
| A | 219.99.167.23🇯🇵 FUTURE219.99.160.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| MX | mail.nnweb.co.jp ⭐ | ||||||
| A | 219.99.172.159🇯🇵 FUTURE219.99.168.0/21 FS CIDR BLOCK ORIGIN-AS23824-interim | ||||||
| PTR | sv28.dsbsv.net | ||||||
| TXT | v=spf1 +a +mx ~all +a:sv28.dsbsv.net | ||||||
| SOA | manage.asp-frontier.netroot@manage.asp-frontier.net 2023-06-05 #6 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Previously MX for
nnweb.co.jp |
Subdomains
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSdns1.asp-frontier.net2026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
●NSdns2.asp-frontier.net2026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
●NSdns3.asp-frontier.net2026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
●NSmanage.asp-frontier.net2026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
○NSns3.sphere.ad.jp2015-07-24 → 2017-04-19 · 4 obs
● 2017-04-19 19:32:56
○ 2026-03-02 13:41:20
○ 2026-03-27 12:51:20
○NSns4.sphere.ad.jp2015-07-24 → 2017-04-19 · 4 obs
● 2017-04-19 19:32:56
○ 2026-03-02 13:41:20
○ 2026-03-27 12:51:20
●MXmail.nnweb.co.jp2026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
○MXnnweb.co.jp2015-07-24 → 2017-04-19 · 4 obs
● 2017-04-19 19:32:56
○ 2026-03-02 13:41:20
○ 2026-03-27 12:51:20
○A119.245.183.62015-07-24 → 2017-04-19 · 4 obs
● 2017-04-19 19:32:56
○ 2026-03-02 13:41:20
○ 2026-03-27 12:51:20
●A219.99.172.1592026-03-02 → 2026-03-27 · 3 obs
● 2026-03-02 13:41:20
● 2026-03-27 12:51:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| nnweb.co.jp | dns1.asp-frontier.net, dns2.asp-frontier.net, dns3.asp-frontier.net | - |
✅ Authoritative Response
Server:219.99.172.38
NS records: dns1.asp-frontier.net, dns2.asp-frontier.net, dns3.asp-frontier.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nnweb.co.jp (unsigned zone)
⏱️ Timing
Total: 1407ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.99.172.159 |
| NS | 3 | dns2.asp-frontier.net, dns1.asp-frontier.net... |
| MX | 1 | mail.nnweb.co.jp (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ~all +a:sv28.dsbsv.net |
| SOA | 1 | manage.asp-frontier.net root.manage.asp- |
Analysis
Hierarchy
nnweb.co.jp is parent of mail.nnweb.co.jp and www.nnweb.co.jp.
IP Addresses
nnweb.co.jp resolves to a single IP address: 219.99.172.159.
Other host names including tsurutadensetsu.com, mail.meiji-p.co.jp, mail.nnweb.co.jp, mail.harada-kensetsu.co.jp and mail.yamato-estate.com share IP numbers with nnweb.co.jp.
Name Servers
nnweb.co.jp is delegated to four name servers: dns1.asp-frontier.net, dns2.asp-frontier.net, dns3.asp-frontier.net and manage.asp-frontier.net.
nnweb.co.jp at least partially shares name servers with other domains, including asano-g.co.jp, ibaraki-sozei.jp, seven-denki.co.jp, ooishisangyo.co.jp and wakokai.net.
These name servers are often used together with dns.asp-frontier.net.
Hostnames with a single IP:
dns1.asp-frontier.net points to 219.99.172.38
dns2.asp-frontier.net points to 219.99.166.20
dns3.asp-frontier.net points to 219.99.167.23
manage.asp-frontier.net points to 219.99.168.43
Mail Servers
nnweb.co.jp is handled by a single mail server, mail.nnweb.co.jp.
mail.nnweb.co.jp points to a single IP: 219.99.172.159.