alumer.co.jp - robtex.com
alumer.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.44.235🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | users286.vip.heteml.jp | ||||||
| NS | dns0.heteml.jp ⭐ | ||||||
| A | 157.7.44.53🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | dns510.heteml.jp | ||||||
| NS | dns1.heteml.jp | ||||||
| A | 157.7.188.149🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | dns711.phy.heteml.jp | ||||||
| MX | mx.hetemail.jp ⭐ | ||||||
| A | 157.7.189.1🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.heteml.jp | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | dns0.heteml.jphostmaster@alumer.co.jp serial=1783935618 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSdns0.heteml.jp2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 13:13:14
● 2026-07-13 10:06:42
●NSdns1.heteml.jp2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 13:13:14
● 2026-07-13 10:06:42
○NSns.asj-hosting.net2015-08-06 → 2017-03-22 · 4 obs
● 2017-03-22 19:23:46
○ 2026-06-20 13:13:14
○ 2026-07-13 10:06:42
○NSns2.asj-hosting.net2015-08-06 → 2017-03-22 · 4 obs
● 2017-03-22 19:23:46
○ 2026-06-20 13:13:14
○ 2026-07-13 10:06:42
○MXimx36.asj-hosting.net2015-08-06 → 2017-03-22 · 4 obs
● 2017-03-22 19:23:46
○ 2026-06-20 13:13:14
○ 2026-07-13 10:06:42
●MXmx.hetemail.jp2026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 13:13:14
● 2026-07-13 10:06:42
●A157.7.44.2352026-06-20 → 2026-07-13 · 3 obs
● 2026-06-20 13:13:14
● 2026-07-13 10:06:42
○A219.118.222.2392015-08-06 → 2017-03-22 · 4 obs
● 2017-03-22 19:23:46
○ 2026-06-20 13:13:14
○ 2026-07-13 10:06:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| alumer.co.jp | dns0.heteml.jp, dns1.heteml.jp | 2 records |
✅ Authoritative Response
Server:157.7.188.149
NS records: dns0.heteml.jp, dns1.heteml.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alumer.co.jp (unsigned zone)
⏱️ Timing
Total: 1247ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.44.235 |
| NS | 2 | dns1.heteml.jp, dns0.heteml.jp |
| MX | 1 | mx.hetemail.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | dns0.heteml.jp hostmaster.alumer.co.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns0.heteml.jp, dns1.heteml.jp)
Analysis
IP Addresses
alumer.co.jp has exactly one IP address — 157.7.44.235.
www.r-toyota.co.jp, integrator.jp, c36.jp plus two other host names have IP numbers in common with alumer.co.jp.
Name Servers
alumer.co.jp is served by two delegated name servers, dns0.heteml.jp and dns1.heteml.jp.
The name server configuration of alumer.co.jp is shared with other domains, for instance technical-leaf.co.jp, c2f.jp, markupdancing.net and two others.
Both dns0.heteml.jp and dns1.heteml.jp have a single IP address each — dns0.heteml.jp resolves to 157.7.44.53 while dns1.heteml.jp resolves to 157.7.188.149.
Mail Servers
alumer.co.jp uses one mail server — mx.hetemail.jp.
The mail server setup of alumer.co.jp matches that of other domains such as eurongi.org, cehub.jp, kwansei-ac.jp and two others.
alumer.co.jp has mail servers in common with other domains — ba2ne.com being one example.
There is one IP number for mx.hetemail.jp: 157.7.189.1.