rvknowledge.com - dns.ninja

`rvknowledge.com`

DNSSEC	⚠️ Not signed
A	2607:f1c0:1000:10d2:61ef:988d:8909:3814^{🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		PTR	`perfora.net`
A	192.195.77.216^{🇺🇸 IONOS-AS192.195.77.0/24 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
NS	`ns1094.ui-dns.biz` ⭐
		A	2607:f1c0:fe:53:185:132:33:94^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1094.ui-dns.biz`
		A	185.132.33.94^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1094.ui-dns.biz`
NS	`ns1094.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:94^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1094.ui-dns.com`
		A	185.132.34.94^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1094.ui-dns.com`
NS	`ns1094.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:94^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1094.ui-dns.de`
		A	185.132.32.94^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1094.ui-dns.de`
NS	`ns1094.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:94^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1094.ui-dns.org`
		A	185.132.35.94^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1094.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1094.ui-dns.biz`hostmaster@1and1.com 2017-04-20 #6

`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=1786444804

Same first word

rvknowledge.com

DNS History

18 records (8 active, 10 former)

○NSns-us.1and1-dns.com2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

○NSns-us.1and1-dns.de2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

○NSns-us.1and1-dns.org2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

○NSns-us.1and1-dns.us2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

●NSns1094.ui-dns.biz2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

●NSns1094.ui-dns.com2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

●NSns1094.ui-dns.de2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

●NSns1094.ui-dns.org2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

○MXmx00.1and1.com2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

●MXmx00.ionos.com2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

○MXmx01.1and1.com2016-04-04 → 2017-04-19 · 4 obs

● 2016-04-04 23:14:50
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

●MXmx01.ionos.com2026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

●A192.195.77.2162026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

○A192.195.77.222017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-19 12:56:54
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

○A192.195.77.832016-04-04 → 2016-09-19 · 4 obs

● 2016-04-04 23:14:50
● 2016-09-19 12:56:54
○ 2017-04-19 09:56:30
○ 2026-08-11 10:44:30

●A2607:f1c0:1000:10d2:61ef:988d:8909:38142026-02-21 → 2026-08-11 · 3 obs

○ 2017-04-19 09:56:30
● 2026-02-21 01:49:20
● 2026-08-11 10:44:30

○A2607:f1c0:1000:5049:beef:7786:4aca:902a2016-04-04 → 2016-09-19 · 4 obs

● 2016-04-04 23:14:50
● 2016-09-19 12:56:54
○ 2017-04-19 09:56:30
○ 2026-08-11 10:44:30

○A2607:f1c0:1000:8035:51af:9a41:10e1:f00d2017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-19 12:56:54
● 2017-04-19 09:56:30
○ 2026-02-21 01:49:20
○ 2026-08-11 10:44:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...	-
rvknowledge.com	ns1094.ui-dns.de, ns1094.ui-dns.biz, ns1094.ui-dns.org, ns1094.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.94

NS records: ns1094.ui-dns.de, ns1094.ui-dns.biz, ns1094.ui-dns.org, ns1094.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rvknowledge.com (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.195.77.216`
AAAA	1	`2607:f1c0:1000:10d2:61ef:988d:8909:3814`
NS	4	`ns1094.ui-dns.de, ns1094.ui-dns.biz...`
MX	2	`mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1094.ui-dns.biz hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1094.ui-dns.com, ns1094.ui-dns.com)

Analysis

IP Addresses

rvknowledge.com directs to two IP numbers, 192.195.77.216 and 2607:f1c0:1000:10d2:61ef:988d:8909:3814

freakfoundry.com, dely.ca, 18004health.com plus two other host names have IP numbers in common with rvknowledge.com.

Name Servers

Four name servers handle the delegation for rvknowledge.com: ns1094.ui-dns.biz, ns1094.ui-dns.com, ns1094.ui-dns.de and ns1094.ui-dns.org.

rvknowledge.com partially shares its NS delegation with several other domains, including databund.net, avj-online.de, defendyoureyes.com and two others.

These name servers tend to appear together with the name servers ns1074.ui-dns.org, ns1122.ui-dns.com and ns1095.ui-dns.de, plus two others.

ns1094.ui-dns.biz, ns1094.ui-dns.com, ns1094.ui-dns.de and ns1094.ui-dns.org each carry two IP addresses. ns1094.ui-dns.biz has 185.132.33.94 and 2607:f1c0:fe:53:185:132:33:94; ns1094.ui-dns.com has 185.132.34.94 and 2607:f1c0:fe:53:185:132:34:94; ns1094.ui-dns.de has 185.132.32.94 and 2607:f1c0:fe:53:185:132:32:94; ns1094.ui-dns.org has 185.132.35.94 and 2607:f1c0:fe:53:185:132:35:94.

Mail Servers

rvknowledge.com uses two mail servers, mx00.ionos.com and mx01.ionos.com.

The mail server setup of rvknowledge.com matches that of other domains such as healthwalktoday.com, badvets.com, jeffreybrown.net and two others.

mx00.ionos.com resolves to 74.208.114.65. mx01.ionos.com resolves to 74.208.114.66. Both host names point to a single IP number.