refol.com - dns.ninja

`refol.com`

DNSSEC	⚠️ Not signed
A	133.242.249.144^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
		PTR	`www4204.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 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}
			PTR	`ns2.dns.ne.jp`
MX	`refol.com` ⭐
		A	133.242.249.144^{🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
			PTR	`www4204.sakura.ne.jp`
TXT	`v=spf1 a:www4204.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2024-03-22 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783720817

MX for

refol.com

Same first word

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DNS History

8 records (5 active, 3 former)

●NSmaster.dns.ne.jp2026-02-17 → 2026-07-10 · 3 obs

○ 2018-07-07 21:00:26
● 2026-02-17 15:40:40
● 2026-07-10 22:05:46

●NSns1.dns.ne.jp2026-02-17 → 2026-07-10 · 3 obs

○ 2018-07-07 21:00:26
● 2026-02-17 15:40:40
● 2026-07-10 22:05:46

●NSns2.dns.ne.jp2026-02-17 → 2026-07-10 · 3 obs

○ 2018-07-07 21:00:26
● 2026-02-17 15:40:40
● 2026-07-10 22:05:46

○NSns3.sphere.ad.jp2015-07-21 → 2018-07-07 · 4 obs

● 2015-07-21 23:55:18
● 2018-07-07 21:00:26
○ 2026-02-17 15:40:40
○ 2026-07-10 22:05:46

○NSns4.sphere.ad.jp2015-07-21 → 2018-07-07 · 4 obs

● 2015-07-21 23:55:18
● 2018-07-07 21:00:26
○ 2026-02-17 15:40:40
○ 2026-07-10 22:05:46

●MXrefol.com2015-07-21 → 2026-07-10 · 2 obs

● 2015-07-21 23:55:18
● 2026-07-10 22:05:46

○A1.33.175.1932015-07-21 → 2018-07-07 · 4 obs

● 2015-07-21 23:55:18
● 2018-07-07 21:00:26
○ 2026-02-17 15:40:40
○ 2026-07-10 22:05:46

●A133.242.249.1442026-02-17 → 2026-07-10 · 3 obs

○ 2018-07-07 21:00:26
● 2026-02-17 15:40:40
● 2026-07-10 22:05:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
refol.com	ns1.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 refol.com (unsigned zone)

⏱️ Timing

Total: 4156ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.242.249.144`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`refol.com (pri: 10)`
TXT	1	`v=spf1 a:www4204.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Mail Server Role

refol.com serves as a mail server for refol.com.

IP Addresses

refol.com has exactly one IP address — 133.242.249.144.

recycle-management.com, witcoindustries.com, nishiyama-tadashi.com plus two other host names have IP numbers in common with refol.com.

Name Servers

refol.com has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

refol.com shares at least some of its name servers with other domains, including crpc.jp, chachaworld.jp, office54.net and two others.

Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

refol.com uses exactly one mail server, which is refol.com.

refol.com points to one IP number — 133.242.249.144.