`mama-k.com`

DNSSEC	⚠️ Not signed
A	49.212.243.173^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www3633.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	`mama-k.com` ⭐
		A	49.212.243.173^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www3633.sakura.ne.jp`
TXT	`v=spf1 a:www3633.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2024-02-01 #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=1777429021

📈 Tranco rank: #800,001

MX for

mama-k.com

Subdomains

mail.mama-k.com

Same first word

mama-k.com

Similar names

a-kamm.com

kama-m.ru

DNS History

19 records (5 active, 14 former)

○NSdns.nnetworks.co.jp2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 07:30:40
○ 2015-07-05 23:52:14
○ 2026-04-29 02:39:30

○NSdns.nnetworks.jp2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 07:30:40
○ 2015-07-05 23:52:14
○ 2026-04-29 02:39:30

●NSmaster.dns.ne.jp2026-02-24 → 2026-04-29 · 3 obs

○ 2017-09-28 03:18:28
● 2026-02-24 15:12:24
● 2026-04-29 02:39:30

○NSns-1033.awsdns-01.org2017-09-09 → 2017-09-28 · 5 obs

○ 2017-07-12 19:19:04
● 2017-09-09 05:07:20
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

○NSns-1069.awsdns-05.org2015-07-05 → 2017-07-12 · 5 obs

○ 2008-03-10 07:30:40
● 2015-07-05 23:52:14
● 2017-07-12 19:19:04
○ 2017-09-09 05:07:20
○ 2026-04-29 02:39:30

○NSns-126.awsdns-15.com2017-09-09 → 2017-09-28 · 5 obs

○ 2017-07-12 19:19:04
● 2017-09-09 05:07:20
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

○NSns-2000.awsdns-58.co.uk2015-07-05 → 2017-07-12 · 5 obs

○ 2008-03-10 07:30:40
● 2015-07-05 23:52:14
● 2017-07-12 19:19:04
○ 2017-09-09 05:07:20
○ 2026-04-29 02:39:30

○NSns-2022.awsdns-60.co.uk2017-09-09 → 2017-09-28 · 5 obs

○ 2017-07-12 19:19:04
● 2017-09-09 05:07:20
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

○NSns-262.awsdns-32.com2015-07-05 → 2017-07-12 · 5 obs

○ 2008-03-10 07:30:40
● 2015-07-05 23:52:14
● 2017-07-12 19:19:04
○ 2017-09-09 05:07:20
○ 2026-04-29 02:39:30

○NSns-642.awsdns-16.net2015-07-05 → 2017-07-12 · 5 obs

○ 2008-03-10 07:30:40
● 2015-07-05 23:52:14
● 2017-07-12 19:19:04
○ 2017-09-09 05:07:20
○ 2026-04-29 02:39:30

○NSns-940.awsdns-53.net2017-09-09 → 2017-09-28 · 5 obs

○ 2017-07-12 19:19:04
● 2017-09-09 05:07:20
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

●NSns1.dns.ne.jp2026-02-24 → 2026-04-29 · 3 obs

○ 2017-09-28 03:18:28
● 2026-02-24 15:12:24
● 2026-04-29 02:39:30

●NSns2.dns.ne.jp2026-02-24 → 2026-04-29 · 3 obs

○ 2017-09-28 03:18:28
● 2026-02-24 15:12:24
● 2026-04-29 02:39:30

○MXmail.mama-k.com2008-03-10 → 2017-09-28 · 4 obs

● 2008-03-10 07:30:40
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

●MXmama-k.com2026-02-24 → 2026-04-29 · 3 obs

○ 2017-09-28 03:18:28
● 2026-02-24 15:12:24
● 2026-04-29 02:39:30

○A124.32.139.1872008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 07:30:40
○ 2015-07-05 23:52:14
○ 2026-04-29 02:39:30

○A153.120.14.572015-10-29 → 2017-09-28 · 5 obs

○ 2015-10-09 04:57:08
● 2015-10-29 11:40:08
● 2017-09-28 03:18:28
○ 2026-02-24 15:12:24
○ 2026-04-29 02:39:30

●A49.212.243.1732026-02-24 → 2026-04-29 · 3 obs

○ 2017-09-28 03:18:28
● 2026-02-24 15:12:24
● 2026-04-29 02:39:30

○A59.106.96.2132015-07-05 → 2015-10-09 · 5 obs

○ 2008-03-10 07:30:40
● 2015-07-05 23:52:14
● 2015-10-09 04:57:08
○ 2015-10-29 11:40:08
○ 2026-04-29 02:39:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
mama-k.com	ns1.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 mama-k.com (unsigned zone)

⏱️ Timing

Total: 1032ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.212.243.173`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`mama-k.com (pri: 10)`
TXT	1	`v=spf1 a:www3633.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Hierarchy

mail.mama-k.com is a child of mama-k.com.

Mail Server Role

mama-k.com serves as the mail server for mama-k.com.

IP Addresses

mama-k.com resolves to one IP number: 49.212.243.173.

Other host names, for instance fermata-integrity.com, artbrain.cc, iga-ueno.or.jp, chikamochi.co.jp and mama-n.com share IP numbers with mama-k.com.

Name Servers

mama-k.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

mama-k.com at least partially shares name servers with other domains, including msro.jp, koreyaba.com, sterncorp.jp, ikue-office.sakura.ne.jp and uenohara-hp.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

mama-k.com is handled by a single mail server, mama-k.com.

Host name mama-k.com resolves to a single IP: 49.212.243.173.

mama-k.com - robtex.com

mama-k.com

com

MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`mama-k.com`

`com`