`holsterdevelopment.com`

DNSSEC	⚠️ Not signed
A	2607:f1c0:100f:f000::205^{🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		PTR	`2607-f1c0-100f-f000-0000-0000-0000-0205.elastic-ssl.ui-r.com`
A	74.208.236.56^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
NS	`ns1017.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:5211:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.com`
		A	217.160.82.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.com`
NS	`ns1017.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5111:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.biz`
		A	217.160.81.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.biz`
NS	`ns1017.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:5011:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.de`
		A	217.160.80.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.de`
NS	`ns1017.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5311:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.org`
		A	217.160.83.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1017.ui-dns.com`hostmaster@1and1.com 2017-07-21 #4

`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=1774546022

Same first word

holsterdevelopment.com

DNS History

23 records (8 active, 15 former)

○NSdns061.b.register.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 00:35:38
○ 2015-12-06 15:09:52
○ 2026-03-26 17:52:10

○NSdns062.a.register.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 00:35:38
○ 2015-12-06 15:09:52
○ 2026-03-26 17:52:10

○NSdns220.c.register.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 00:35:38
○ 2015-12-06 15:09:52
○ 2026-03-26 17:52:10

○NSdns249.d.register.com2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 00:35:38
○ 2015-12-06 15:09:52
○ 2026-03-26 17:52:10

○NSns-us.1and1-dns.com2015-12-06 → 2017-03-24 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

○NSns-us.1and1-dns.de2015-12-06 → 2017-03-24 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

○NSns-us.1and1-dns.org2015-12-06 → 2017-03-24 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

○NSns-us.1and1-dns.us2015-12-06 → 2017-03-24 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

●NSns1017.ui-dns.biz2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

●NSns1017.ui-dns.com2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

●NSns1017.ui-dns.de2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

●NSns1017.ui-dns.org2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

○MXmx00.1and1.com2015-12-06 → 2017-03-24 · 4 obs

● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

●MXmx00.ionos.com2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

○MXmx01.1and1.com2015-12-06 → 2017-03-24 · 4 obs

● 2015-12-06 15:09:52
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

●MXmx01.ionos.com2026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

○A192.195.77.102016-07-07 → 2017-03-24 · 5 obs

○ 2016-03-12 02:05:20
● 2016-07-07 15:28:58
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

○A2607:f1c0:1000:805f:e02:b972:e60d:60022016-07-07 → 2017-03-24 · 5 obs

○ 2016-03-12 02:05:20
● 2016-07-07 15:28:58
● 2017-03-24 11:34:16
○ 2026-02-19 02:45:34
○ 2026-03-26 17:52:10

○A2607:f1c0:1000:805f:fdd5:28d6:dd05:78242015-12-06 → 2016-03-12 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2016-03-12 02:05:20
○ 2016-07-07 15:28:58
○ 2026-03-26 17:52:10

●A2607:f1c0:100f:f000::2052026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

○A66.175.232.2232015-12-06 → 2016-03-12 · 5 obs

○ 2015-08-17 00:35:38
● 2015-12-06 15:09:52
● 2016-03-12 02:05:20
○ 2016-07-07 15:28:58
○ 2026-03-26 17:52:10

●A74.208.236.562026-02-19 → 2026-03-26 · 3 obs

○ 2017-03-24 11:34:16
● 2026-02-19 02:45:34
● 2026-03-26 17:52:10

○A96.9.58.192015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 00:35:38
○ 2015-12-06 15:09:52
○ 2026-03-26 17:52:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
holsterdevelopment.com	ns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.17

NS records: ns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holsterdevelopment.com (unsigned zone)

⏱️ Timing

Total: 838ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.236.56`
AAAA	1	`2607:f1c0:100f:f000::205`
NS	4	`ns1017.ui-dns.de, ns1017.ui-dns.org...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1017.ui-dns.com hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1017.ui-dns.com, ns1017.ui-dns.com)

Analysis

IP Addresses

holsterdevelopment.com points to two IP numbers: 2607:f1c0:100f:f000::205 and 74.208.236.56.

Other host names, for instance globalandsocial.net, onedotsystems.net, dtpro.us, psurendra.com and choosingthebest.com share IP numbers with holsterdevelopment.com.

Name Servers

holsterdevelopment.com is delegated to four name servers: ns1017.ui-dns.biz, ns1017.ui-dns.com, ns1017.ui-dns.de and ns1017.ui-dns.org.

holsterdevelopment.com at least partially shares its name servers with other domains, for instance beadetailer.com, consustain.com, cryptcollector.com, incognito-shop.com and ihsfl.com.

These name servers are commonly paired with ns1108.ui-dns.com, ns1062.ui-dns.org, ns1120.ui-dns.de, ns1033.ui-dns.de, ns1060.ui-dns.de, ns1080.ui-dns.biz, ns1066.ui-dns.org, ns1052.ui-dns.com and ns1034.ui-dns.org.

Host names with two IPs: ns1017.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5111:100 and 217.160.81.17; ns1017.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5211:100 and 217.160.82.17; ns1017.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:5011:100 and 217.160.80.17; ns1017.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5311:100 and 217.160.83.17.

Mail Servers

Two mail servers mx00.ionos.com and mx01.ionos.com handle holsterdevelopment.com.

holsterdevelopment.com uses the same mail server setup as other domains such as thebioverse.com, msp.online, adelaida.net, gfcbw-houston.org and greylime.com.

Host names with a single IP:

mx00.ionos.com resolves to 74.208.5.3.

mx01.ionos.com resolves to 74.208.5.21.

holsterdevelopment.com - robtex.com