explain.jp - robtex.com

explain.jp

DNSSECโš ๏ธ Not signed
A162.43.118.139๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRsv13458.xserver.jp
NSns1.xserver.jp โญ
A202.226.36.164๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26๐Ÿ‡ฏ๐Ÿ‡ต Amazon35.72.0.0/13 EC2 NRT prefix
NSns3.xserver.jp
A202.226.36.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXexplain.jp โญ
A162.43.118.139๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRsv13458.xserver.jp
TXTv=spf1 +a:sv13458.xserver.jp +a:explain.jp +mx include:spf.sender.xserver.jp ...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

jp

DNSSEC๐Ÿ”’ Signed (DS record present)
NSz.dns.jp โญ
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1784074502

MX for

Same first word

Similar names

DNS History

9 records (7 active, 2 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXexplain.jpA162.43.118.139157.112.183.74219.94.203.162
โ—NSns1.xserver.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—NSns2.xserver.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—NSns3.xserver.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—NSns4.xserver.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—NSns5.xserver.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—MXexplain.jp2015-07-08 โ†’ 2026-07-15 ยท 2 obs
โ— 2015-07-08 10:35:04
โ— 2026-07-15 00:48:48
โ—‹A157.112.183.742020-03-06 โ†’ 2020-03-06 ยท 4 obs
โ—‹ 2017-01-16 00:26:16
โ— 2020-03-06 08:13:18
โ—‹ 2026-07-13 18:07:40
โ—‹ 2026-07-15 00:48:48
โ—A162.43.118.1392026-07-13 โ†’ 2026-07-15 ยท 3 obs
โ—‹ 2020-03-06 08:13:18
โ— 2026-07-13 18:07:40
โ— 2026-07-15 00:48:48
โ—‹A219.94.203.1622015-07-08 โ†’ 2017-01-16 ยท 4 obs
โ— 2015-07-08 10:35:04
โ— 2017-01-16 00:26:16
โ—‹ 2020-03-06 08:13:18
โ—‹ 2026-07-15 00:48:48

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
explain.jpns5.xserver.jp, ns4.xserver.jp, ns2.xserver.jp, ns3.xserver.jp...11 records

โœ… Authoritative Response

Server:202.226.36.164

NS records: ns5.xserver.jp, ns4.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns1.xserver.jp

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for explain.jp (unsigned zone)

โฑ๏ธ Timing

Total: 867ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A1162.43.118.139
NS5ns5.xserver.jp, ns2.xserver.jp...
MX1explain.jp (pri: 0)
TXT1v=spf1 +a:sv13458.xserver.jp +a:explain.
SOA1ns1.xserver.jp root.sv0.xserver.jp

๐Ÿ“Œ Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)

Analysis

Mail Server Role

explain.jp handles its own mail, functioning as its own mail server.

IP Addresses

explain.jp resolves to just one IP address, 162.43.118.139.

Two other host names, along with anna-petservice.com, atsukokurusu.com and yfujita.com, also share IP numbers with explain.jp.

Name Servers

explain.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

explain.jp shares at least some of its name servers with other domains, including sk02.com, makishin.com, psy-jinken-osaka.org and two others.

These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that map to three IP numbers:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names that point to one IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

explain.jp is served by just one mail server: explain.jp.

explain.jp points to one IP number โ€” 162.43.118.139.