smart-ass.nl - robtex.com

smart-ass.nl

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b382🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:3371🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.113Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.179.130🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalbert.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b3a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A2803:f800:50::6ca2:c13a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalbert.ns.cloudflare.com
A2a06:98c1:50::ac40:213a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalbert.ns.cloudflare.com
A108.162.193.58🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A172.64.33.58🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
A173.245.59.58🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalbert.ns.cloudflare.com
NSdee.ns.cloudflare.com
A2606:4700:50::adf5:3a5d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A2803:f800:50::6ca2:c05d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdee.ns.cloudflare.com
A2a06:98c1:50::ac40:205d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdee.ns.cloudflare.com
A108.162.192.93🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A172.64.32.93🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A173.245.58.93🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
MXmx.spamexperts.com ⭐
A2001:550:2:61::2fc:100🇺🇸 COGENT2001:550::/32 Cogent Communications
A38.101.250.150🇺🇸 AS1663338.101.250.0/24
PTRfe3-r2-in.atl06.l.antispamcloud.com
MXfallbackmx.spamexperts.eu(20)
A2001:550:2:3::62:100🇺🇸 COGENT2001:550::/32 Cogent Communications
PTRfe2-r2-in.la10.l.antispamcloud.com
A2001:550:2:61::2fc:100🇺🇸 COGENT2001:550::/32 Cogent Communications
A2001:550:2:78::ca:100🇺🇸 COGENT2001:550::/32 Cogent Communications
PTRfe3-r2-in.atl06.l.antispamcloud.com
A38.71.16.244🇺🇸 AS1663338.71.16.0/24
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.89.254.156🇺🇸 AS1663338.89.254.0/23
PTRfe1-r2-in.ch03.l.antispamcloud.com
A38.101.250.150🇺🇸 AS1663338.101.250.0/24
PTRfe3-r2-in.atl06.l.antispamcloud.com
MXlastmx.spamexperts.net(30)
A2001:550:2:3::62:100🇺🇸 COGENT2001:550::/32 Cogent Communications
PTRfe2-r2-in.la10.l.antispamcloud.com
A2001:550:2:61::2fc:100🇺🇸 COGENT2001:550::/32 Cogent Communications
A2001:978:2:7::162:100🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH
PTRfe1-r3-in.fra02.l.antispamcloud.com
A2001:978:2:2c::137:100🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH
PTRfe2-r3-in.ams14.l.antispamcloud.com
A38.71.16.244🇺🇸 AS1663338.71.16.0/24
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.89.254.156🇺🇸 AS1663338.89.254.0/23
PTRfe1-r2-in.ch03.l.antispamcloud.com
A149.13.75.27🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH
PTRfe1-r3-in.fra02.l.antispamcloud.com
A154.59.104.23🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH
PTRfe2-r3-in.ams14.l.antispamcloud.com
TXTv=spf1 a mx include:spf.vormkracht10.nl -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.113, 172.67.179.130
IPv6 hints2606:4700:3030::ac43:b382, 2606:4700:3031::6815:3371
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com
SOAalbert.ns.cloudflare.comdns@cloudflare.com serial=2400725039

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-04-12 20:00:01 +0000 (EPOCH 1776024001)
SOAns1.dns.nldns@sidn.nl 2026-04-12 #40

Same first word

smart-ass.com
smart-ass.co.uk
smart-ass.hatenablog.com
smart-ass.nl

Similar names

smart-sas.com
star-mass.com
arms-tass.su
smas-star.com
sas-smart.com

DNS History

16 records (9 active, 7 former)

20162017201820192020202120222023202420252026NSalbert.ns.cloudflare.comdee.ns.cloudflare.comdns1.vormkracht10.nldns2.vormkracht10.nlMXfallbackmx.spamexperts.eulastmx.spamexperts.netmx.spamexperts.commail.vormkracht10.nlmx1.vormkracht10.nlmx2.vormkracht10.nlA104.21.51.113172.67.179.1302606:4700:3030::ac43:b3822606:4700:3031::6815:3371149.210.211.239213.187.244.242
●NSalbert.ns.cloudflare.com2026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
●NSdee.ns.cloudflare.com2026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
○NSdns1.vormkracht10.nl2015-08-18 → 2016-09-25 · 4 obs
● 2015-08-18 15:15:12
● 2016-09-25 00:05:44
○ 2026-04-10 23:26:24
○ 2026-04-12 20:45:18
○NSdns2.vormkracht10.nl2015-08-18 → 2016-09-25 · 4 obs
● 2015-08-18 15:15:12
● 2016-09-25 00:05:44
○ 2026-04-10 23:26:24
○ 2026-04-12 20:45:18
●MXfallbackmx.spamexperts.eu2026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
●MXlastmx.spamexperts.net2026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
○MXmail.vormkracht10.nl2016-09-25 → 2016-09-25 · 4 obs
○ 2016-04-10 07:05:26
● 2016-09-25 00:05:44
○ 2026-04-10 23:26:24
○ 2026-04-12 20:45:18
●MXmx.spamexperts.com2026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
○MXmx1.vormkracht10.nl2015-08-18 → 2016-04-10 · 4 obs
● 2015-08-18 15:15:12
● 2016-04-10 07:05:26
○ 2016-09-25 00:05:44
○ 2026-04-12 20:45:18
○MXmx2.vormkracht10.nl2015-08-18 → 2016-04-10 · 4 obs
● 2015-08-18 15:15:12
● 2016-04-10 07:05:26
○ 2016-09-25 00:05:44
○ 2026-04-12 20:45:18
●A104.21.51.1132026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
○A149.210.211.2392016-04-10 → 2016-09-25 · 5 obs
○ 2015-12-12 16:30:52
● 2016-04-10 07:05:26
● 2016-09-25 00:05:44
○ 2026-04-10 23:26:24
○ 2026-04-12 20:45:18
●A172.67.179.1302026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
○A213.187.244.2422015-08-18 → 2015-12-12 · 4 obs
● 2015-08-18 15:15:12
● 2015-12-12 16:30:52
○ 2016-04-10 07:05:26
○ 2026-04-12 20:45:18
●A2606:4700:3030::ac43:b3822026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18
●A2606:4700:3031::6815:33712026-04-10 → 2026-04-12 · 3 obs
○ 2016-09-25 00:05:44
● 2026-04-10 23:26:24
● 2026-04-12 20:45:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns4.dns.nl, ns3.dns.nl, ns1.dns.nl-
smart-ass.nldee.ns.cloudflare.com, albert.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.93

NS records: dee.ns.cloudflare.com, albert.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-ass.nl (unsigned zone)

⏱️ Timing

Total: 555ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.51.113, 172.67.179.130
AAAA22606:4700:3030::ac43:b382, 2606:4700:3031::6815:3371
NS2albert.ns.cloudflare.com, dee.ns.cloudflare.com
MX3mx.spamexperts.com (pri: 10), fallbackmx.spamexperts.eu (pri: 20)...
TXT1v=spf1 a mx include:spf.vormkracht10.nl
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1albert.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

smart-ass.nl maps to four IP numbers: 2606:4700:3030::ac43:b382, 2606:4700:3031::6815:3371, 104.21.51.113 and 172.67.179.130.

Other host names, for instance vxu.in, trueseba.xyz, 5thys.com, corelitaly.it and ka.ma share IP numbers with smart-ass.nl.

Name Servers

Two name servers albert.ns.cloudflare.com and dee.ns.cloudflare.com are delegated to smart-ass.nl.

smart-ass.nl uses the same name server configuration as other domains, such as gold-tobacco.com.ua, sportdream.com.ua, dkt.ua, foodjet.com and lustfinger.de.

smart-ass.nl at least partially shares name servers with other domains such as ayutogel831.com, yapfiles.ru, internationalinvestingcompany.com, arinfographic.net and qtweaks.com.

these name servers are commonly used with the name servers marissa.ns.cloudflare.com.

Host names with six IP numbers: Host name albert.ns.cloudflare.com points to 2606:4700:58::adf5:3b3a, 2803:f800:50::6ca2:c13a, 2a06:98c1:50::ac40:213a, 108.162.193.58, 172.64.33.58 and 173.245.59.58; host name dee.ns.cloudflare.com points to 2606:4700:50::adf5:3a5d, 2803:f800:50::6ca2:c05d, 2a06:98c1:50::ac40:205d, 108.162.192.93, 172.64.32.93 and 173.245.58.93.

Mail Servers

smart-ass.nl is handled by three mail servers: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

smart-ass.nl shares mail servers with other domains at least in part, for instance staffordshire-sra.org.uk, lakeregionbuilders.com, web-conceptions.com, www.makeupguide.blog.abschlusszeitung-drucken.de and mlprice.com.

Eight IP numbers: lastmx.spamexperts.net points to 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:978:2:7::162:100, 2001:978:2:2c::137:100, 38.71.16.244, 38.89.254.156, 149.13.75.27 and 154.59.104.23.

Six IP numbers: fallbackmx.spamexperts.eu points to 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:550:2:78::ca:100, 38.71.16.244, 38.89.254.156 and 38.101.250.150.

Two IP numbers: mx.spamexperts.com points to 2001:550:2:61::2fc:100 and 38.101.250.150.

Points to 2001:550:2:3::62:100: lastmx.spamexperts.net, fallbackmx.spamexperts.eu.

Points to 2001:550:2:61::2fc:100: lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com.

Points to 38.71.16.244: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Points to 38.89.254.156: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Points to 38.101.250.150: fallbackmx.spamexperts.eu and mx.spamexperts.com.