`kaempfer.com`

DNSSEC	⚠️ Not signed
NS	`ns1.rfasource.com` ⭐
		A	64.74.42.233^{🇺🇸 AS2665464.74.40.0/22 PNAP-NYM}
NS	`ns2.rfanyc.com`
		A	64.74.42.234^{🇺🇸 AS2665464.74.40.0/22 PNAP-NYM}
NS	`ns3.rfanyc.com`
		A	185.174.76.51^{🇬🇧 AS26654185.174.76.0/23}
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`have-i-been-pwned-verification=d9cd16df8ef0dccd6b0663ef65d9cb0c`
TXT	`1DKs3EKTWHe1/6vlIw9VtWvgUAnbnWAWd02L/72XIfPfXmsxE4ATMcGFQ+2AL0o2eNSoZ0CpLY+g1...`
TXT	`MS=ms36392964`
TXT	`v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com ...`
TXT	`MS=ms81936919`
TXT	`spycloud-domain-verification=4f3b75d2-620b-4d2b-bce1-6acc8e3d97e0`
SOA	`ns1.rfasource.com`dnsadmin@rfanyc.com serial=55

`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=1771291435

Subdomains

www.kaempfer.com

Same first word

kaempfer.ch

kaempfer.de

kaempfer.ag

kaempfer.info

kaempfer.tv

kaempfer.com

kaempfer.cloud

Similar names

kraempfe.de

raekempf.de

DNS History

11 records (5 active, 6 former)

○NSns1.netnames.net2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

●NSns1.rfasource.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-10 04:51:12
● 2026-02-19 23:47:20
● 2026-03-24 11:50:04

○NSns2.netnames.net2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

●NSns2.rfanyc.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-10 04:51:12
● 2026-02-19 23:47:20
● 2026-03-24 11:50:04

●NSns3.rfanyc.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-10 04:51:12
● 2026-02-19 23:47:20
● 2026-03-24 11:50:04

○NSns5.netnames.net2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

○NSns6.netnames.net2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

○MXeu-smtp-inbound-1.mimecast.com2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

○MXeu-smtp-inbound-2.mimecast.com2015-06-07 → 2017-01-10 · 4 obs

● 2015-06-07 00:44:06
● 2017-01-10 04:51:12
○ 2026-02-19 23:47:20
○ 2026-03-24 11:50:04

●MXus-smtp-inbound-1.mimecast.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-10 04:51:12
● 2026-02-19 23:47:20
● 2026-03-24 11:50:04

●MXus-smtp-inbound-2.mimecast.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-10 04:51:12
● 2026-02-19 23:47:20
● 2026-03-24 11:50:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
kaempfer.com	ns1.rfasource.com, ns2.rfanyc.com, ns3.rfanyc.com	3 records

✅ Authoritative Response

Server:185.174.76.51

NS records: ns1.rfasource.com, ns2.rfanyc.com, ns3.rfanyc.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaempfer.com (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns1.rfasource.com, ns2.rfanyc.com...`
MX	2	`us-smtp-inbound-2.mimecast.com (pri: 10), us-smtp-inbound-1.mimecast.com (pri: 10)`
TXT	6	`v=spf1 include:us._netblocks.mimecast.co, spycloud-domain-verification=4f3b75d2-62...`
SOA	1	`ns1.rfasource.com dnsadmin.rfanyc.com`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.rfasource.com, ns2.rfanyc.com, ns3.rfanyc.com)

Analysis

Hierarchy

The parent of www.kaempfer.com is kaempfer.com.

Name Servers

The domain kaempfer.com is delegated to three name servers: ns2.rfanyc.com, ns3.rfanyc.com and ns1.rfasource.com.

kaempfer.com shares name servers with other domains at least partially, for instance volarismgmt.com, rbabyfoundation.org, dyalco.com, rfa.nyc and hsmanage.com.