serc.jp - robtex.com
serc.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 150.60.157.207🇯🇵 CPI-NET150.60.0.0/16 KDDI Web Communications Inc. | ||||||
| NS | ns6.cpi.ad.jp ⭐ | ||||||
| A | 122.200.253.233🇯🇵 CPI-NET122.200.224.0/19 | ||||||
| PTR | ns6.cpi.ad.jp | ||||||
| NS | ns7.cpi.ad.jp | ||||||
| A | 122.200.212.133🇯🇵 CPI-NET122.200.192.0/19 | ||||||
| PTR | ns7.cpi.ad.jp | ||||||
| MX | vlmx-air.secure.ne.jp ⭐ | ||||||
| A | 111.96.116.216🇯🇵 KDDI111.96.0.0/16 | ||||||
| A | 111.96.117.216🇯🇵 KDDI111.96.0.0/16 | ||||||
| TXT | v=spf1 include:spf.secure.ne.jp -all | ||||||
| SOA | ns6.cpi.ad.jphostmaster@cpi.ad.jp 2025-04-22 #1 | ||||||
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=1784241003 | ||||||
Subdomains
www.serc.jp |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSns6.cpi.ad.jp2026-06-19 → 2026-07-16 · 3 obs
● 2026-06-19 00:01:18
● 2026-07-16 22:51:04
●NSns7.cpi.ad.jp2026-06-19 → 2026-07-16 · 3 obs
● 2026-06-19 00:01:18
● 2026-07-16 22:51:04
○NSpdns1.nifty.ad.jp2015-08-21 → 2017-03-14 · 4 obs
● 2017-03-14 09:24:00
○ 2026-06-19 00:01:18
○ 2026-07-16 22:51:04
○NSpdns2.nifty.ad.jp2015-08-21 → 2017-03-14 · 4 obs
● 2017-03-14 09:24:00
○ 2026-06-19 00:01:18
○ 2026-07-16 22:51:04
○MXmx.bizmail.nifty.com2015-08-21 → 2017-03-14 · 4 obs
● 2017-03-14 09:24:00
○ 2026-06-19 00:01:18
○ 2026-07-16 22:51:04
●MXvlmx-air.secure.ne.jp2026-06-19 → 2026-07-16 · 3 obs
● 2026-06-19 00:01:18
● 2026-07-16 22:51:04
●A150.60.157.2072026-06-19 → 2026-07-16 · 3 obs
● 2026-06-19 00:01:18
● 2026-07-16 22:51:04
○A202.248.88.1432015-08-21 → 2016-07-03 · 4 obs
● 2016-07-03 02:06:32
○ 2017-03-14 09:24:00
○ 2026-07-16 22:51:04
○A210.131.2.312017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 09:24:00
○ 2026-06-19 00:01:18
○ 2026-07-16 22:51:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| serc.jp | ns6.cpi.ad.jp, ns7.cpi.ad.jp | 2 records |
✅ Authoritative Response
Server:122.200.212.133
NS records: ns6.cpi.ad.jp, ns7.cpi.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for serc.jp (unsigned zone)
⏱️ Timing
Total: 947ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 150.60.157.207 |
| NS | 2 | ns7.cpi.ad.jp, ns6.cpi.ad.jp |
| MX | 1 | vlmx-air.secure.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf.secure.ne.jp -all |
| SOA | 1 | ns6.cpi.ad.jp hostmaster.cpi.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns6.cpi.ad.jp, ns7.cpi.ad.jp)
Analysis
Hierarchy
serc.jp serves as the parent of www.serc.jp.
IP Addresses
serc.jp resolves to one IP address: 150.60.157.207.
kasai-hifuka.com, kirishima-hotel.jp, www.serc.jp and www.kirishima-hotel.jp are among the host names that share IP numbers with serc.jp.
Name Servers
serc.jp has two authoritative name servers — ns6.cpi.ad.jp and ns7.cpi.ad.jp.
serc.jp uses the same name servers as several other domains — among them rarebook-yushodo.jp, aichi-mof.com, toay.co.jp and two more.
serc.jp has at least partial name server overlap with other domains, such as 147.60.150.in-addr.arpa, 147.34.27.in-addr.arpa, 215.9.211.in-addr.arpa and two others.
ns0.cpi.ad.jp, ns1.cpi.ad.jp and ns2.cpi.ad.jp — plus 4 other name servers — are commonly paired with these name servers.
ns6.cpi.ad.jp directs to 122.200.253.233 and ns7.cpi.ad.jp directs to 122.200.212.133; each host name points to exactly one IP number.
Mail Servers
Mail for serc.jp is handled by a single mail server, vlmx-air.secure.ne.jp.
serc.jp uses an identical mail server configuration to several other domains — among them ninchisyo.jp, kyotofuyaku.or.jp, shop.a-uroko.or.jp and two more.
The mail servers of serc.jp are at least partially shared with other domains, including bodymaker.jp.
vlmx-air.secure.ne.jp has two IP addresses: 111.96.116.216 and 111.96.117.216.