e-izu.org - robtex.com

e-izu.org

DNSSEC⚠️ Not signed
A210.237.130.138🇯🇵 ODN210.237.128.0/17
NSns5.istsw.jp ⭐
A210.237.130.165🇯🇵 ODN210.237.128.0/17
NSns3.e-izu.org
A210.237.130.165🇯🇵 ODN210.237.128.0/17
NSns4.e-izu.org
A133.242.184.181🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRns4.photohighway.co.jp
MXmailskr.e-izu.org ⭐
A49.212.207.185🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3145.sakura.ne.jp
TXTv=spf1 +ip4:49.212.207.185/32 ~all
SOAns5.istsw.jpinfra@istsw.jp serial=26020413

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1776277163
rank #760063 globally
rank #55171 in the tld
WOT: SAFE (71/100)

Subdomains

ns3.e-izu.org
mailskr.e-izu.org
ns4.e-izu.org

Same first word

e-izu.com
e-izu.org

DNS History

13 records (5 active, 8 former)

20162017201820192020202120222023202420252026NSns3.e-izu.orgns4.e-izu.orgns5.istsw.jpns.e-izu.orgns2.e-izu.orgsv.e-izu.orgMXmailskr.e-izu.orgmail.e-izu.orgmx2.reserve-system.comold-mail.e-izu.orgsv.e-izu.orgA210.237.130.138133.242.116.206
○NSns.e-izu.org2015-06-16 → 2017-08-16 · 4 obs
● 2015-06-16 00:31:10
● 2017-08-16 01:12:30
○ 2026-03-07 13:33:36
○ 2026-04-15 18:42:18
○NSns2.e-izu.org2015-06-16 → 2017-08-16 · 4 obs
● 2015-06-16 00:31:10
● 2017-08-16 01:12:30
○ 2026-03-07 13:33:36
○ 2026-04-15 18:42:18
●NSns3.e-izu.org2026-03-07 → 2026-04-15 · 3 obs
○ 2017-08-16 01:12:30
● 2026-03-07 13:33:36
● 2026-04-15 18:42:18
●NSns4.e-izu.org2026-03-07 → 2026-04-15 · 3 obs
○ 2017-08-16 01:12:30
● 2026-03-07 13:33:36
● 2026-04-15 18:42:18
●NSns5.istsw.jp2026-03-07 → 2026-04-15 · 3 obs
○ 2017-08-16 01:12:30
● 2026-03-07 13:33:36
● 2026-04-15 18:42:18
○NSsv.e-izu.org2015-06-16 → 2017-08-16 · 4 obs
● 2015-06-16 00:31:10
● 2017-08-16 01:12:30
○ 2026-03-07 13:33:36
○ 2026-04-15 18:42:18
○MXmail.e-izu.org2015-06-16 → 2016-12-23 · 4 obs
● 2015-06-16 00:31:10
● 2016-12-23 11:14:52
○ 2017-08-16 01:12:30
○ 2026-04-15 18:42:18
●MXmailskr.e-izu.org2026-03-07 → 2026-04-15 · 3 obs
○ 2017-08-16 01:12:30
● 2026-03-07 13:33:36
● 2026-04-15 18:42:18
○MXmx2.reserve-system.com2017-08-16 → 2017-08-16 · 4 obs
○ 2016-12-23 11:14:52
● 2017-08-16 01:12:30
○ 2026-03-07 13:33:36
○ 2026-04-15 18:42:18
○MXold-mail.e-izu.org2015-06-16 → 2016-12-23 · 4 obs
● 2015-06-16 00:31:10
● 2016-12-23 11:14:52
○ 2017-08-16 01:12:30
○ 2026-04-15 18:42:18
○MXsv.e-izu.org2015-06-16 → 2016-12-23 · 4 obs
● 2015-06-16 00:31:10
● 2016-12-23 11:14:52
○ 2017-08-16 01:12:30
○ 2026-04-15 18:42:18
○A133.242.116.2062015-06-16 → 2017-08-16 · 4 obs
● 2015-06-16 00:31:10
● 2017-08-16 01:12:30
○ 2026-03-07 13:33:36
○ 2026-04-15 18:42:18
●A210.237.130.1382026-03-07 → 2026-04-15 · 3 obs
○ 2017-08-16 01:12:30
● 2026-03-07 13:33:36
● 2026-04-15 18:42:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org-
e-izu.orgns3.e-izu.org, ns4.e-izu.org2 records

✅ Authoritative Response

Server:210.237.130.165

NS records: ns3.e-izu.org, ns4.e-izu.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for e-izu.org (unsigned zone)

⏱️ Timing

Total: 483ms | Queries: -

📄 Records

TypeCountSample Data
A1210.237.130.138
NS2ns3.e-izu.org, ns4.e-izu.org
MX1mailskr.e-izu.org (pri: 10)
TXT1v=spf1 +ip4:49.212.207.185/32 ~all
SOA1ns5.istsw.jp infra.istsw.jp

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns3.e-izu.org, ns4.e-izu.org)

Analysis

Hierarchy

e-izu.org is a parent of ns3.e-izu.org, mailskr.e-izu.org and ns4.e-izu.org.

IP Addresses

e-izu.org resolves to one IP number: 210.237.130.138.

Other host names, for instance minami-izu.jp, seisho-2000.co.jp, oiso-kankou.or.jp, inakanko.com and istsw.jp share IP numbers with e-izu.org.

Name Servers

e-izu.org is delegated to three name servers: ns5.istsw.jp, ns3.e-izu.org and ns4.e-izu.org.

e-izu.org at least partially shares name servers with other domains, including shinrinkoen.jp, 101.130.237.210.in-addr.arpa, jaec.co.jp, kisarazu.gr.jp and kanko-toshima.jp.

These name servers are commonly used with ns3.istsw.jp, ns4.istsw.jp, ns3.shinrinkoen.jp, ns4.shinrinkoen.jp, ns3.jaec.co.jp, ns4.jaec.co.jp, ns3.kisarazu.gr.jp, ns4.kisarazu.gr.jp, ns3.kanko-toshima.jp and ns4.kanko-toshima.jp.

Host names with one IP number:

ns5.istsw.jp points to: 210.237.130.165

ns3.e-izu.org points to: 210.237.130.165

ns4.e-izu.org points to: 133.242.184.181

Host names pointing to 210.237.130.165: ns5.istsw.jp and ns3.e-izu.org

Mail Servers

A single mail server handles e-izu.org, mailskr.e-izu.org.

Host name mailskr.e-izu.org resolves to a single IP: 49.212.207.185.