`healthy-u2000.com`

DNSSEC	⚠️ Not signed
NS	`a.mailsafi.com` ⭐
		A	135.181.20.71^{🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC}
			PTR	`outbound-eu-00.mailsafi.com`
NS	`b.mailsafi.com`
		A	188.40.80.138^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
			PTR	`b.mailsafi.com`
MX	`xbound-10.mailsafi.com` ⭐
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
MX	`xbound-20.mailsafi.com`⁽²⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
MX	`xbound-30.mailsafi.com`⁽³⁰⁾
		A	2001:550:2:78::ca:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
		A	38.101.250.150^{🇺🇸 AS1663338.101.250.0/24}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
MX	`xbound-40.mailsafi.com`⁽⁴⁰⁾
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
TXT	`v=spf1 mx a ip4:197.248.5.35 ip4:72.52.238.74 ip4:154.79.251.60 ip4:197.248.5...`
TXT	`MS=ms24759398`
SOA	`a.mailsafi.com`hostmaster@mailsafi.com 2025-05-19 #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=1776283172

Subdomains

mail.healthy-u2000.com

Same first word

healthy-u2000.com

DNS History

23 records (6 active, 17 former)

●NSa.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

●NSb.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

○NSns1.safaricombusiness.co.ke2016-03-21 → 2021-03-15 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○NSns1.zonomi.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○NSns2.safaricombusiness.co.ke2016-03-21 → 2021-03-15 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○NSns2.zonomi.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○NSns3.safaricombusiness.co.ke2016-03-21 → 2021-03-15 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○NSns4.safaricombusiness.co.ke2016-03-21 → 2021-03-15 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○MXhealthy-u2000-com.relay1a.spamh.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○MXhealthy-u2000-com.relay1b.spamh.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○MXhealthy-u2000-com.relay1c.spamh.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○MXinbound-ea.msgafrica.com2016-12-26 → 2021-03-15 · 5 obs

○ 2016-09-07 22:00:20
● 2016-12-26 17:05:38
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○MXinbound-na.msgafrica.com2016-12-26 → 2021-03-15 · 5 obs

○ 2016-09-07 22:00:20
● 2016-12-26 17:05:38
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○MXmail.healthy-u2000.com2016-03-21 → 2016-09-07 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2016-09-07 22:00:20
○ 2016-12-26 17:05:38
○ 2026-04-15 20:20:40

○MXmx1.safaricombusiness.co.ke2016-03-21 → 2016-09-07 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2016-09-07 22:00:20
○ 2016-12-26 17:05:38
○ 2026-04-15 20:20:40

○MXmx2.safaricombusiness.co.ke2016-03-21 → 2016-09-07 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2016-09-07 22:00:20
○ 2016-12-26 17:05:38
○ 2026-04-15 20:20:40

●MXxbound-10.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

●MXxbound-20.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

●MXxbound-30.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

●MXxbound-40.mailsafi.com2026-04-15 → 2026-04-15 · 3 obs

○ 2021-03-15 23:06:10
● 2026-04-15 20:20:36
● 2026-04-15 20:20:40

○A192.185.139.1082015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 08:17:50
● 2015-12-14 08:32:26
○ 2016-03-21 04:57:54
○ 2026-04-15 20:20:40

○A197.248.192.1862021-03-15 → 2021-03-15 · 4 obs

○ 2017-10-13 18:09:00
● 2021-03-15 23:06:10
○ 2026-04-15 20:20:36
○ 2026-04-15 20:20:40

○A197.248.5.162016-03-21 → 2017-10-13 · 5 obs

○ 2015-12-14 08:32:26
● 2016-03-21 04:57:54
● 2017-10-13 18:09:00
○ 2021-03-15 23:06:10
○ 2026-04-15 20:20:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net...	-
healthy-u2000.com	a.mailsafi.com, b.mailsafi.com	2 records

✅ Authoritative Response

Server:188.40.80.138

NS records: a.mailsafi.com, b.mailsafi.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for healthy-u2000.com (unsigned zone)

⏱️ Timing

Total: 471ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`b.mailsafi.com, a.mailsafi.com`
MX	4	`xbound-10.mailsafi.com (pri: 10), xbound-20.mailsafi.com (pri: 20)...`
TXT	2	`v=spf1 mx a ip4:197.248.5.35 ip4:72.52.2, MS=ms24759398`
SOA	1	`a.mailsafi.com hostmaster.mailsafi.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (a.mailsafi.com, b.mailsafi.com)

Analysis

Hierarchy

The parent of mail.healthy-u2000.com is healthy-u2000.com.

Name Servers

healthy-u2000.com is delegated to two name servers: a.mailsafi.com and b.mailsafi.com.

healthy-u2000.com shares the same name server setup as tnl.co.ke, engage.or.ke, centralelectricals.com, absonmotors.com and brinkssecurity.co.ke.

healthy-u2000.com at least partially shares name servers with other domains, for instance regentautovaluers.com, gachichio.com, pepea.co, tripac.biz and mailsafi.com.

These name servers are commonly used with a.msgafrica.com and b.msgafrica.com.

Host names with a single IP:

a.mailsafi.com points to 135.181.20.71.

b.mailsafi.com points to 188.40.80.138.

Mail Servers

Four mail servers handle healthy-u2000.com: xbound-10.mailsafi.com, xbound-20.mailsafi.com, xbound-30.mailsafi.com and xbound-40.mailsafi.com.

healthy-u2000.com shares at least partially some mail servers with other domains, including melvinstea.com, kawt.or.ke, frank-mgt.com, royalcityhotel.co.ke and robsmagic.com.

Host names with two IP numbers:

xbound-10.mailsafi.com points to 2001:550:2:61::2fc:100 and 38.89.254.156; xbound-20.mailsafi.com points to 2001:550:2:3::62:100 and 38.71.16.244; xbound-30.mailsafi.com points to 2001:550:2:78::ca:100 and 38.101.250.150; xbound-40.mailsafi.com points to 2001:550:2:61::2fc:100 and 38.89.254.156.

Host names that point to 2001:550:2:61::2fc:100: xbound-10.mailsafi.com and xbound-40.mailsafi.com.

Host names that point to 38.89.254.156: xbound-10.mailsafi.com and xbound-40.mailsafi.com.

healthy-u2000.com - robtex.com