`speed-learning.de`

DNSSEC	⚠️ Not signed
A	65.21.75.58^{🇫🇮 Hetzner65.21.0.0/16 HETZNER-DC}
		PTR	`static.58.75.21.65.clients.your-server.de`
NS	`a.ns14.net` ⭐
		A	2001:8d8:fe:53:217:160:80:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
		A	217.160.80.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
NS	`b.ns14.net`
		A	2001:8d8:fe:53:217:160:81:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
		A	217.160.81.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
NS	`c.ns14.net`
		A	2607:f1c0:fe:53:185:132:35:160^{🇺🇸 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	`ns-ix1.ui-dns.org`
		A	185.132.35.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.org`
NS	`d.ns14.net`
		A	2607:f1c0:fe:53:185:132:34:160^{🇺🇸 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	`ns-ix1.ui-dns.com`
		A	185.132.34.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.com`
SOA	`a.ns14.net`domain@abdomains.de 2025-06-09 #2

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1774786346

Same first word

speed-learning.de

DNS History

17 records (5 active, 12 former)

●NSa.ns14.net2026-03-27 → 2026-03-29 · 3 obs

○ 2020-03-14 19:04:30
● 2026-03-27 08:28:32
● 2026-03-29 12:25:18

●NSb.ns14.net2026-03-27 → 2026-03-29 · 3 obs

○ 2020-03-14 19:04:30
● 2026-03-27 08:28:32
● 2026-03-29 12:25:18

●NSc.ns14.net2026-03-27 → 2026-03-29 · 3 obs

○ 2020-03-14 19:04:30
● 2026-03-27 08:28:32
● 2026-03-29 12:25:18

●NSd.ns14.net2026-03-27 → 2026-03-29 · 3 obs

○ 2020-03-14 19:04:30
● 2026-03-27 08:28:32
● 2026-03-29 12:25:18

○NSdns1.clicksports.org2017-03-19 → 2020-03-14 · 5 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

○NSdns2.clicksports.org2017-03-19 → 2020-03-14 · 5 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

○NSdns3.clicksports.org2017-03-19 → 2020-03-14 · 5 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

○NSdns4.clicksports.org2017-03-19 → 2020-03-14 · 5 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

○NSdocks16.rzone.de2015-07-19 → 2016-06-27 · 4 obs

● 2015-07-19 05:15:28
● 2016-06-27 23:16:48
○ 2017-03-19 04:11:42
○ 2026-03-29 12:25:18

○NSshades13.rzone.de2015-07-19 → 2016-06-27 · 4 obs

● 2015-07-19 05:15:28
● 2016-06-27 23:16:48
○ 2017-03-19 04:11:42
○ 2026-03-29 12:25:18

○MXmail.speed-learning.de2017-03-19 → 2020-03-14 · 5 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

○MXsmtp.rzone.de2015-07-19 → 2016-06-27 · 4 obs

● 2015-07-19 05:15:28
● 2016-06-27 23:16:48
○ 2017-03-19 04:11:42
○ 2026-03-29 12:25:18

○A2a01:238:20a:202:1078::2015-07-19 → 2016-06-27 · 4 obs

● 2015-07-19 05:15:28
● 2016-06-27 23:16:48
○ 2017-03-19 04:11:42
○ 2026-03-29 12:25:18

●A65.21.75.582026-03-27 → 2026-03-29 · 3 obs

○ 2020-03-14 19:04:30
● 2026-03-27 08:28:32
● 2026-03-29 12:25:18

○A78.47.41.1692017-03-19 → 2017-03-19 · 4 obs

○ 2016-06-27 23:16:48
● 2017-03-19 04:11:42
○ 2020-03-14 19:04:30
○ 2026-03-29 12:25:18

○A81.169.145.782015-07-19 → 2016-06-27 · 4 obs

● 2015-07-19 05:15:28
● 2016-06-27 23:16:48
○ 2017-03-19 04:11:42
○ 2026-03-29 12:25:18

○A88.99.91.2492020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-19 04:11:42
● 2020-03-14 19:04:30
○ 2026-03-27 08:28:32
○ 2026-03-29 12:25:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
speed-learning.de	c.ns14.net, b.ns14.net, a.ns14.net, d.ns14.net	-

✅ Authoritative Response

Server:217.160.81.160

NS records: c.ns14.net, b.ns14.net, a.ns14.net, d.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for speed-learning.de (unsigned zone)

⏱️ Timing

Total: 787ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`65.21.75.58`
NS	4	`c.ns14.net, a.ns14.net...`
SOA	1	`a.ns14.net domain.abdomains.de`

Analysis

IP Addresses

speed-learning.de points to an IP address: 65.21.75.58.

other host names include hotelportfolio.de, mp4-converter.de, klickweb.de, bwguide.de and v-desk.de; they share IP numbers with speed-learning.de.

Name Servers

speed-learning.de delegates to four name servers: a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.

speed-learning.de at least partially shares name servers with other domains, for instance urlaubsplus.at, waffenkoch-shop.de, econogas.de, formella-kur.de and (0x706f726e)overzeichnis.net.

Host names with two IP numbers: a.ns14.net points to 2001:8d8:fe:53:217:160:80:160 and 217.160.80.160; b.ns14.net points to 2001:8d8:fe:53:217:160:81:160 and 217.160.81.160; c.ns14.net points to 2607:f1c0:fe:53:185:132:35:160 and 185.132.35.160; d.ns14.net points to 2607:f1c0:fe:53:185:132:34:160 and 185.132.34.160.

speed-learning.de - robtex.com