cool-f.net - robtex.com

cool-f.net

DNSSEC⚠️ Not signed
A202.181.97.82🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww272.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXcool-f.net ⭐
A202.181.97.82🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww272.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2014-01-21 #18

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778456651

MX for

cool-f.net

Same first word

cool-f.net

Similar names

olf-co.com
loco-f.com

DNS History

9 records (5 active, 4 former)

2008201020122014201620182020202220242026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns1.expert-serv.co.ilns2.expert-serv.co.ilMXcool-f.netmail.cool-f.netA202.181.97.82212.150.164.142
●NSmaster.dns.ne.jp2015-07-17 → 2026-05-10 · 3 obs
○ 2007-10-15 05:35:50
● 2015-07-17 10:25:04
● 2026-05-10 23:56:20
●NSns1.dns.ne.jp2015-07-17 → 2026-05-10 · 3 obs
○ 2007-10-15 05:35:50
● 2015-07-17 10:25:04
● 2026-05-10 23:56:20
○NSns1.expert-serv.co.il2007-10-15 → 2007-10-15 · 3 obs
● 2007-10-15 05:35:50
○ 2015-07-17 10:25:04
○ 2026-05-10 23:56:20
●NSns2.dns.ne.jp2015-07-17 → 2026-05-10 · 3 obs
○ 2007-10-15 05:35:50
● 2015-07-17 10:25:04
● 2026-05-10 23:56:20
○NSns2.expert-serv.co.il2007-10-15 → 2007-10-15 · 3 obs
● 2007-10-15 05:35:50
○ 2015-07-17 10:25:04
○ 2026-05-10 23:56:20
●MXcool-f.net2015-07-17 → 2026-05-10 · 3 obs
○ 2007-10-15 05:35:50
● 2015-07-17 10:25:04
● 2026-05-10 23:56:20
○MXmail.cool-f.net2007-10-15 → 2007-10-15 · 3 obs
● 2007-10-15 05:35:50
○ 2015-07-17 10:25:04
○ 2026-05-10 23:56:20
●A202.181.97.822015-07-17 → 2026-05-10 · 3 obs
○ 2007-10-15 05:35:50
● 2015-07-17 10:25:04
● 2026-05-10 23:56:20
○A212.150.164.1422007-10-15 → 2007-10-15 · 3 obs
● 2007-10-15 05:35:50
○ 2015-07-17 10:25:04
○ 2026-05-10 23:56:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cool-f.netns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cool-f.net (unsigned zone)

⏱️ Timing

Total: 1025ms | Queries: -

📄 Records

TypeCountSample Data
A1202.181.97.82
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1cool-f.net (pri: 10)
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

cool-f.net is the mail server for cool-f.net.

IP Addresses

cool-f.net resolves to a single IP: 202.181.97.82.

Other host names, for instance ssu.sakura.ne.jp, i-conb.net, miyawaki-estate.com, b-depot.net and undine.sakura.ne.jp share IP numbers with cool-f.net.

Name Servers

cool-f.net delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

cool-f.net shares some name servers with other domains, for example bookmans.co.jp, systemarts.info, glassick.com, aqua-tec.jp and shimurakakokenpo.sakura.ne.jp.

Host names with a single IP: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

One mail server handles cool-f.net.

Host name cool-f.net points to IP 202.181.97.82.