school.ed.jp - robtex.com
school.ed.jp
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | ns000.d-53.net โญ | ||||||
| NS | ns009-p02ldn1a99lmqqo9.p.d-53.info | ||||||
| A | 2001:240:bb81::28:40๐ฏ๐ต IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.biz | ||||||
| A | 202.32.219.40๐ฏ๐ต IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.biz | ||||||
| NS | ns009-p02ldn1a99lmqqo9.p.d-53.jp | ||||||
| A | 2001:240:bb81::29:1100๐ฏ๐ต IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.org | ||||||
| A | 203.180.146.100๐ฏ๐ต IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.org | ||||||
| NS | ns009-p02ldn1a99lmqqo9.p.d-53.net | ||||||
| A | 2001:240:bb81::29:100๐ฏ๐ต IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.net | ||||||
| A | 210.138.20.100๐ฏ๐ต IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s009.d-53.net | ||||||
| SOA | ns000.d-53.netdns-managers@iij.ad.jp serial=181 | ||||||
ed.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| TXT | ed.jp. | ||||||
WOT: SAFE (74/100)
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
โNSdns1.school.ed.jp2015-08-29 โ 2019-03-19 ยท 4 obs
โ 2019-03-19 06:46:42
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
โNSdns2.school.ed.jp2015-08-29 โ 2019-03-19 ยท 4 obs
โ 2019-03-19 06:46:42
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
โNSns000.d-53.net2026-03-01 โ 2026-03-22 ยท 3 obs
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
โNSns009-p02ldn1a99lmqqo9.p.d-53.info2026-03-01 โ 2026-03-22 ยท 3 obs
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
โNSns009-p02ldn1a99lmqqo9.p.d-53.jp2026-03-01 โ 2026-03-22 ยท 3 obs
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
โNSns009-p02ldn1a99lmqqo9.p.d-53.net2026-03-01 โ 2026-03-22 ยท 3 obs
โ 2026-03-01 21:42:18
โ 2026-03-22 15:47:28
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| school.ed.jp | ns009-p02ldn1a99lmqqo9.p.d-53.jp, ns009-p02ldn1a99lmqqo9.p.d-53.net, ns009-p02ldn1a99lmqqo9.p.d-53.info | - |
โ Authoritative Response
Server: 203.180.146.100
NS records: ns009-p02ldn1a99lmqqo9.p.d-53.jp, ns009-p02ldn1a99lmqqo9.p.d-53.net, ns009-p02ldn1a99lmqqo9.p.d-53.info
๐ DNSSEC Status
๐ Secure (DNSSEC validated)
Chain of trust verified from root to domain
โฑ๏ธ Timing
Total: 1502ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns009-p02ldn1a99lmqqo9.p.d-53.info, ns009-p02ldn1a99lmqqo9.p.d-53.jp... |
| SOA | 1 | ns000.d-53.net dns-managers.iij.ad.jp |
Analysis
Name Servers
school.ed.jp is delegated to four name servers: ns000.d-53.net, ns009-p02ldn1a99lmqqo9.p.d-53.info, ns009-p02ldn1a99lmqqo9.p.d-53.jp and ns009-p02ldn1a99lmqqo9.p.d-53.net.
school.ed.jp at least partially shares name servers with other domains, for instance g.d-53.net, iwataya.jp, at-hoken.com, sproxy.jp and jakomobile.com.
Name servers commonly used together include dns-b.iij.ad.jp, dns-c.iij.ad.jp, ns01.iij-dns.jp, ns00.iij-dns.net, ns.iij-dns.biz, ns.iij-dns.jp, ns.iij-dns.net, rev.iij-dns.jp and rev.iij-dns.net.
Host names with two IP numbers:
ns009-p02ldn1a99lmqqo9.p.d-53.info points to: 2001:240:bb81::28:40 and 202.32.219.40.
ns009-p02ldn1a99lmqqo9.p.d-53.jp points to: 2001:240:bb81::29:1100 and 203.180.146.100.
ns009-p02ldn1a99lmqqo9.p.d-53.net points to: 2001:240:bb81::29:100 and 210.138.20.100.