securityday.jp - robtex.com
securityday.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.239.32.21🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | any-in-2015.1e100.net | ||||||
| NS | cae2.ict-isac.jp ⭐ | ||||||
| A | 153.231.228.27🇯🇵 OCN153.224.0.0/12 (AS4713) CIDR BLOCK 97 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| MX | smtp.google.com ⭐ | ||||||
| A | 2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | dz-in-f26.1e100.net | ||||||
| A | 2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | dz-in-f27.1e100.net | ||||||
| A | 2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | dd-in-f26.1e100.net | ||||||
| A | 2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | dd-in-f27.1e100.net | ||||||
| A | 142.250.101.26🇺🇸 Google142.250.101.0/24 | ||||||
| PTR | dz-in-f26.1e100.net | ||||||
| A | 142.250.101.27🇺🇸 Google142.250.101.0/24 | ||||||
| PTR | dz-in-f27.1e100.net | ||||||
| A | 142.250.141.26🇺🇸 Google142.250.141.0/24 | ||||||
| PTR | dd-in-f26.1e100.net | ||||||
| A | 142.250.141.27🇺🇸 Google142.250.141.0/24 | ||||||
| PTR | dd-in-f27.1e100.net | ||||||
| A | 142.251.2.26🇺🇸 Google142.251.2.0/24 | ||||||
| PTR | dl-in-f26.1e100.net | ||||||
| SOA | cae2.ict-isac.jphostmaster@cae2.ict-isac.jp serial=25 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1773558003 | ||||||
Same first word
DNS History
14 records (3 active, 11 former)
●NScae2.ict-isac.jp2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 04:26:50
○NSns-1288.awsdns-33.org2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○NSns-1654.awsdns-14.co.uk2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○NSns-479.awsdns-59.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○NSns-732.awsdns-27.net2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXalt1.aspmx.l.google.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXalt2.aspmx.l.google.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXaspmx.l.google.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXaspmx2.googlemail.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXaspmx3.googlemail.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXaspmx4.googlemail.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
○MXaspmx5.googlemail.com2015-06-21 → 2017-06-10 · 3 obs
● 2017-06-10 13:35:36
○ 2026-03-23 04:26:50
●MXsmtp.google.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 04:26:50
●A216.239.32.212015-06-21 → 2026-03-23 · 2 obs
● 2026-03-23 04:26:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| securityday.jp | cae2.ict-isac.jp | - |
✅ Authoritative Response
Server:153.231.228.27
NS records: cae2.ict-isac.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for securityday.jp (unsigned zone)
⏱️ Timing
Total: 1071ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.239.32.21 |
| NS | 1 | cae2.ict-isac.jp |
| MX | 1 | smtp.google.com (pri: 10) |
| SOA | 1 | cae2.ict-isac.jp hostmaster.cae2.ict-isa |
Analysis
IP Addresses
securityday.jp resolves to a single IP address: 216.239.32.21.
Other host names including carailmu.com, daurea.com.br, tridelcap.com, sayquotable.com and ssts.smarketer.at share IP numbers with securityday.jp.
Name Servers
securityday.jp is delegated to a single name server, cae2.ict-isac.jp.
cae2.ict-isac.jp points to a single IP: 153.231.228.27.
Mail Servers
securityday.jp is handled by a single mail server, smtp.google.com.
securityday.jp shares its mail server setup with other domains, including aljaska.com, aotak.me, hayforkrotary.org, packoprint.com and flowgames.gg.
The mail servers for securityday.jp are shared with other domains, for instance fnwood.com, multiverseplc.com, humannetwork.jp, trmsoftware.org and aplivet.cl.
these mail servers are commonly used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx.l.google.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.