springhead.info - dns.ninja

`springhead.info`

DNSSEC	⚠️ Not signed
A	131.112.182.91^{🇯🇵 TITECH131.112.0.0/16 Tokyo Institute of Technology}
NS	`springhead.info` ⭐
		A	131.112.182.91^{🇯🇵 TITECH131.112.0.0/16 Tokyo Institute of Technology}
NS	`dns01.muumuu-domain.com`
		A	202.239.23.39^{🇯🇵 IDC202.239.23.0/24 Frontier Inc.}
NS	`dns02.muumuu-domain.com`
		A	160.251.249.62^{🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		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	`alt2.aspmx.l.google.com`⁽⁵⁾
		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`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
SOA	`springhead.info`postmaster@springhead.info serial=1498459681

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1784650934

WOT: UNKNOWN (62/100)

NS for

springhead.info

Same first word

springhead.com

springhead.org

springhead.info

springhead.net

springhead.co.uk

Similar names

DNS History

14 records (11 active, 3 former)

●NSdns01.muumuu-domain.com2015-05-23 → 2026-07-21 · 3 obs

○ 2008-11-25 12:00:02
● 2015-05-23 14:08:14
● 2026-07-21 16:58:38

●NSdns02.muumuu-domain.com2015-05-23 → 2026-07-21 · 3 obs

○ 2008-11-25 12:00:02
● 2015-05-23 14:08:14
● 2026-07-21 16:58:38

○NSns1.springhead.info2008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 12:00:02
○ 2015-05-23 14:08:14
○ 2026-07-21 16:58:38

●NSspringhead.info2015-05-23 → 2026-07-21 · 3 obs

○ 2008-11-25 12:00:02
● 2015-05-23 14:08:14
● 2026-07-21 16:58:38

●MXalt1.aspmx.l.google.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXalt2.aspmx.l.google.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXaspmx.l.google.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXaspmx2.googlemail.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXaspmx3.googlemail.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXaspmx4.googlemail.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

●MXaspmx5.googlemail.com2008-11-25 → 2026-07-21 · 2 obs

● 2008-11-25 12:00:02
● 2026-07-21 16:58:38

○A130.153.205.152008-11-25 → 2008-11-25 · 3 obs

● 2008-11-25 12:00:02
○ 2015-05-23 14:08:14
○ 2026-07-21 16:58:38

○A131.112.174.912015-05-23 → 2017-03-27 · 5 obs

○ 2008-11-25 12:00:02
● 2015-05-23 14:08:14
● 2017-03-27 06:10:54
○ 2026-03-10 18:37:34
○ 2026-07-21 16:58:38

●A131.112.182.912026-03-10 → 2026-07-21 · 3 obs

○ 2017-03-27 06:10:54
● 2026-03-10 18:37:34
● 2026-07-21 16:58:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	c0.info.afilias-nst.info, a0.info.afilias-nst.info, a2.info.afilias-nst.info	-
springhead.info	dns01.muumuu-domain.com, dns02.muumuu-domain.com	-

✅ Authoritative Response

Server:202.239.23.39

NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for springhead.info (unsigned zone)

⏱️ Timing

Total: 989ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`131.112.182.91`
NS	2	`dns01.muumuu-domain.com, dns02.muumuu-domain.com`
MX	7	`ASPMX3.GOOGLEMAIL.COM (pri: 10), ASPMX4.GOOGLEMAIL.COM (pri: 10)...`
SOA	1	`springhead.info postmaster.springhead.in`

Analysis

Name Server Role

springhead.info is listed as a name server for springhead.info — it is in-bailiwick, authoritative for its own domain.

The name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com are often paired with springhead.info.

IP Addresses

springhead.info has exactly one IP address — 131.112.182.91.

Additional host names — including haselab.hi.pi.titech.ac.jp and haselab.net — share IP numbers with springhead.info.

Name Servers

Three name servers handle the delegation for springhead.info: springhead.info, dns01.muumuu-domain.com and dns02.muumuu-domain.com.

springhead.info has at least partial name server overlap with other domains, such as free-peace.co.jp, kiichi.co, fufu1122.com and two others.

The hostnames springhead.info, dns01.muumuu-domain.com and dns02.muumuu-domain.com each resolve to a single IP: springhead.info → 131.112.182.91, dns01.muumuu-domain.com → 202.239.23.39, dns02.muumuu-domain.com → 160.251.249.62.

Mail Servers

Mail for springhead.info is routed through 7 mail servers, including aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

At least some of the mail servers used by springhead.info are shared with other domains: ns500737.ns500724.ns500737.ns500599.ns500724.ns500599.ns500599.ns500599.ns500599.ns500724.ns500724.ns500737.ns500583.ns500599.ns500599.www.yummyflingsfinder.com, timelessimpressionsllc.com, elitevend.com and two others among them.

These mail servers are often deployed together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx4.googlemail.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

aspmx5.googlemail.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com directs traffic to 142.251.163.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 108.177.123.26 IP addresses each.