`microbridge.jp`

DNSSEC	⚠️ Not signed
A	49.212.235.49^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www3339.sakura.ne.jp`
NS	`ns.microbridge.jp` ⭐
		A	2001:e42:102:1106:153:121:45:73^{🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN}
			PTR	`153.121.45.73.v6.sakura.ne.jp`
		A	153.121.45.73^{🇯🇵 SAKURA-B153.121.32.0/19 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan}
			PTR	`venus.microbridge.jp`
NS	`2nd.dnsv.jp`
		A	2400:8500:1301:2611:1001::142^{🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`2nd.dnsv.jp`
		A	163.44.76.142^{🇯🇵 GMO-INTERNET163.44.64.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`2nd.dnsv.jp`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`v=spf1 ip4:219.117.255.56/29 include:aspmx.googlemail.com ~all`
TXT	`MS=3B40EF60C23B8BAB80BF5A4EE8D3409F412CF398`
SOA	`ns.microbridge.jp`root@microbridge.jp serial=36

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1777001402

Subdomains

venus.microbridge.jp

kitaro.microbridge.jp

ns.microbridge.jp

Same first word

microbridge.jp

DNS History

12 records (10 active, 2 former)

●NS2nd.dnsv.jp2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

○NSmicrobridge.jp2015-06-06 → 2017-08-19 · 3 obs

● 2015-06-06 05:15:02
● 2017-08-19 09:16:32
○ 2026-04-24 03:54:34

●NSns.microbridge.jp2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXalt1.aspmx.l.google.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXalt2.aspmx.l.google.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXaspmx.l.google.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXaspmx2.googlemail.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXaspmx3.googlemail.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXaspmx4.googlemail.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

●MXaspmx5.googlemail.com2015-06-06 → 2026-04-24 · 2 obs

● 2015-06-06 05:15:02
● 2026-04-24 03:54:34

○A219.117.255.582015-06-06 → 2017-08-19 · 3 obs

● 2015-06-06 05:15:02
● 2017-08-19 09:16:32
○ 2026-04-24 03:54:34

●A49.212.235.492026-04-24 → 2026-04-24 · 2 obs

○ 2017-08-19 09:16:32
● 2026-04-24 03:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
microbridge.jp	2nd.dnsv.jp, ns.microbridge.jp	1 record

✅ Authoritative Response

Server:163.44.76.142

NS records: 2nd.dnsv.jp, ns.microbridge.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for microbridge.jp (unsigned zone)

⏱️ Timing

Total: 1865ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.212.235.49`
NS	2	`ns.microbridge.jp, 2nd.dnsv.jp`
MX	7	`aspmx5.googlemail.com (pri: 30), aspmx.l.google.com (pri: 10)...`
TXT	2	`v=spf1 ip4:219.117.255.56/29 include:asp, MS=3B40EF60C23B8BAB80BF5A4EE8D3409F412CF`
SOA	1	`ns.microbridge.jp root.microbridge.jp`