jfa-a.com - robtex.com

jfa-a.com

DNSSEC⚠️ Not signed
A2403:3a00:201:1a:49:212:180:22🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2612.sakura.ne.jp
A49.212.180.22🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
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
MXjfa-a.com ⭐
A2403:3a00:201:1a:49:212:180:22🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2612.sakura.ne.jp
A49.212.180.22🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2612.sakura.ne.jp
TXTv=spf1 a:www2612.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2022-10-05 #18

com

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=1776115597

MX for

jfa-a.com

Same first word

jfa-a.com

Similar names

j-afa.com
j-afa.jp
aj-fa.com

DNS History

17 records (6 active, 11 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpaiden.ns.cloudflare.comdolly.ns.cloudflare.comns1.nsmat.netns2.nsmat.netMXjfa-a.comdc-3b51d335.jfa-a.comdc-919bff4cc09b.jfa-a.comA2403:3a00:201:1a:49:212:180:2249.212.180.22104.27.164.4104.27.165.4188.40.158.1732400:cb00:2048:1::681b:a4042400:cb00:2048:1::681b:a504
○NSaiden.ns.cloudflare.com2016-10-22 → 2017-06-14 · 5 obs
○ 2016-04-01 19:41:12
● 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
○NSdolly.ns.cloudflare.com2016-10-22 → 2017-06-14 · 5 obs
○ 2016-04-01 19:41:12
● 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
●NSmaster.dns.ne.jp2026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54
●NSns1.dns.ne.jp2026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54
○NSns1.nsmat.net2015-05-19 → 2016-04-01 · 4 obs
● 2015-05-19 09:34:46
● 2016-04-01 19:41:12
○ 2016-10-22 18:36:10
○ 2026-04-13 21:37:54
●NSns2.dns.ne.jp2026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54
○NSns2.nsmat.net2015-05-19 → 2016-04-01 · 4 obs
● 2015-05-19 09:34:46
● 2016-04-01 19:41:12
○ 2016-10-22 18:36:10
○ 2026-04-13 21:37:54
○MXdc-3b51d335.jfa-a.com2016-10-22 → 2016-10-22 · 4 obs
○ 2016-04-01 19:41:12
● 2016-10-22 18:36:10
○ 2017-06-14 23:31:06
○ 2026-04-13 21:37:54
○MXdc-919bff4cc09b.jfa-a.com2017-06-14 → 2017-06-14 · 4 obs
○ 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
●MXjfa-a.com2015-05-19 → 2026-04-13 · 6 obs
● 2015-05-19 09:34:46
● 2016-04-01 19:41:12
○ 2016-10-22 18:36:10
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54
○A104.27.164.42016-10-22 → 2017-06-14 · 5 obs
○ 2016-04-01 19:41:12
● 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
○A104.27.165.42016-10-22 → 2017-06-14 · 5 obs
○ 2016-04-01 19:41:12
● 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
○A188.40.158.1732015-05-19 → 2016-04-01 · 4 obs
● 2015-05-19 09:34:46
● 2016-04-01 19:41:12
○ 2016-10-22 18:36:10
○ 2026-04-13 21:37:54
○A2400:cb00:2048:1::681b:a4042017-06-14 → 2017-06-14 · 4 obs
○ 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
○A2400:cb00:2048:1::681b:a5042017-06-14 → 2017-06-14 · 4 obs
○ 2016-10-22 18:36:10
● 2017-06-14 23:31:06
○ 2026-02-25 23:03:38
○ 2026-04-13 21:37:54
●A2403:3a00:201:1a:49:212:180:222026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54
●A49.212.180.222026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-14 23:31:06
● 2026-02-25 23:03:38
● 2026-04-13 21:37:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
jfa-a.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jfa-a.com (unsigned zone)

⏱️ Timing

Total: 1072ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.180.22
AAAA12403:3a00:201:1a:49:212:180:22
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1jfa-a.com (pri: 10)
TXT1v=spf1 a:www2612.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

jfa-a.com is the mail server for jfa-a.com.

IP Addresses

jfa-a.com resolves to two IP numbers: 2403:3a00:201:1a:49:212:180:22 and 49.212.180.22.

Other host names, for instance naggy.sakura.ne.jp, eimei.tv, etfli.com, i-energy.sakura.ne.jp and seahopper.net share IP numbers with jfa-a.com.

Name Servers

jfa-a.com delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

jfa-a.com shares some name servers with other domains, for example yakumolib.sakura.ne.jp, mysta.jp, t-freak.net, sisily.jp and margarita.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 jfa-a.com.

jfa-a.com resolves to two IPs: 2403:3a00:201:1a:49:212:180:22 and 49.212.180.22.