captain.jp - robtex.com

captain.jp

DNSSECโš ๏ธ Not signed
NSns1.xserver.jp โš ๏ธ Not in zone NS records
A202.226.36.164๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-164.defastlink.net
A202.226.36.170๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-170.defastlink.net
A202.226.36.246๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp โš ๏ธ Not in zone NS records
A35.72.43.26๐Ÿ‡ฏ๐Ÿ‡ต Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp โš ๏ธ Not in zone NS records
A202.226.36.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp โš ๏ธ Not in zone NS records
A183.90.224.226๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-226.defastlink.net
A183.90.224.230๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-230.defastlink.net
A202.226.39.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp โš ๏ธ Not in zone NS records
A157.112.182.218๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-218.defastlink.net
A157.112.182.220๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-220.defastlink.net
A202.226.37.247๐Ÿ‡ฏ๐Ÿ‡ต XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp

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=1773558003

Same first word

Similar names

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns.admiral.ne.jpns2.admiral.ne.jpMXxmx01.admiral.ne.jpA219.118.208.6
โ—‹NSns.admiral.ne.jp2015-08-09 โ†’ 2017-09-29 ยท 4 obs
โ— 2015-08-09 00:40:36
โ— 2017-09-29 04:49:10
โ—‹ 2026-03-17 05:27:26
โ—‹ 2026-03-21 09:08:50
โ—NSns1.xserver.jp2026-03-17 โ†’ 2026-03-21 ยท 3 obs
โ—‹ 2017-09-29 04:49:10
โ— 2026-03-17 05:27:26
โ— 2026-03-21 09:08:50
โ—‹NSns2.admiral.ne.jp2015-08-09 โ†’ 2017-09-29 ยท 4 obs
โ— 2015-08-09 00:40:36
โ— 2017-09-29 04:49:10
โ—‹ 2026-03-17 05:27:26
โ—‹ 2026-03-21 09:08:50
โ—NSns2.xserver.jp2026-03-17 โ†’ 2026-03-21 ยท 3 obs
โ—‹ 2017-09-29 04:49:10
โ— 2026-03-17 05:27:26
โ— 2026-03-21 09:08:50
โ—NSns3.xserver.jp2026-03-17 โ†’ 2026-03-21 ยท 3 obs
โ—‹ 2017-09-29 04:49:10
โ— 2026-03-17 05:27:26
โ— 2026-03-21 09:08:50
โ—NSns4.xserver.jp2026-03-17 โ†’ 2026-03-21 ยท 3 obs
โ—‹ 2017-09-29 04:49:10
โ— 2026-03-17 05:27:26
โ— 2026-03-21 09:08:50
โ—NSns5.xserver.jp2026-03-17 โ†’ 2026-03-21 ยท 3 obs
โ—‹ 2017-09-29 04:49:10
โ— 2026-03-17 05:27:26
โ— 2026-03-21 09:08:50
โ—‹MXxmx01.admiral.ne.jp2015-08-09 โ†’ 2017-09-29 ยท 4 obs
โ— 2015-08-09 00:40:36
โ— 2017-09-29 04:49:10
โ—‹ 2026-03-17 05:27:26
โ—‹ 2026-03-21 09:08:50
โ—‹A219.118.208.62015-08-09 โ†’ 2017-09-29 ยท 4 obs
โ— 2015-08-09 00:40:36
โ— 2017-09-29 04:49:10
โ—‹ 2026-03-17 05:27:26
โ—‹ 2026-03-21 09:08:50

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
captain.jpns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp, ns2.xserver.jp...11 records

โœ… Authoritative Response

Server: 35.72.43.26

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

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for captain.jp (unsigned zone)

โฑ๏ธ Timing

Total: 2900ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data

๐Ÿ“Œ Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Name Servers

captain.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

captain.jp shares some name servers with other domains, for example k-i-d.jp, marusho-ww.com, yamamoto-gni.jp, s-bunka.com and tomoblog-haru.com.

Host names with three IP numbers:

- ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

- ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

- ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

- ns2.xserver.jp points to: 35.72.43.26

- ns3.xserver.jp points to: 202.226.36.247