slfhstd.uk - robtex.com
slfhstd.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:a019🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:ead🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.14.173Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.160.25🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | graham.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21ab🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| A | 108.162.193.171🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| A | 172.64.33.171🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| A | 173.245.59.171🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | graham.ns.cloudflare.com | ||||||
| NS | ziggy.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26ed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ed🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 108.162.194.237🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 162.159.38.237Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 172.64.34.237🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| MX | mail.slfhstd.uk ⭐ | ||||||
| A | 90.254.89.244🇬🇧 unspecified90.254.0.0/16 Vodafone | ||||||
| TXT | v=spf1 mx ra=postmaster -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.14.173, 172.67.160.25 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:a019, 2606:4700:3036::6815:ead | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com | ||||||
| SOA | graham.ns.cloudflare.comdns@cloudflare.com serial=2404012492 | ||||||
uk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns1.nic.uk ⭐ | ||||||
| NS | dns2.nic.uk | ||||||
| NS | dns3.nic.uk | ||||||
| NS | dns4.nic.uk | ||||||
| NS | nsa.nic.uk | ||||||
| NS | nsb.nic.uk | ||||||
| NS | nsc.nic.uk | ||||||
| NS | nsd.nic.uk | ||||||
| SOA | dns1.nic.ukhostmaster@nic.uk serial=1778600139 | ||||||
Subdomains
mail.slfhstd.uk |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSgraham.ns.cloudflare.com2026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●NSziggy.ns.cloudflare.com2026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●MXmail.slfhstd.uk2026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●A104.21.14.1732026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●A172.67.160.252026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●A2606:4700:3031::ac43:a0192026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
●A2606:4700:3036::6815:ead2026-05-12 → 2026-05-12 · 2 obs
● 2026-05-12 15:56:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| slfhstd.uk | ziggy.ns.cloudflare.com, graham.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.171
NS records: ziggy.ns.cloudflare.com, graham.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for slfhstd.uk (unsigned zone)
⏱️ Timing
Total: 440ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.160.25, 104.21.14.173 |
| AAAA | 2 | 2606:4700:3036::6815:ead, 2606:4700:3031::ac43:a019 |
| NS | 2 | graham.ns.cloudflare.com, ziggy.ns.cloudflare.com |
| MX | 1 | mail.slfhstd.uk (pri: 10) |
| TXT | 1 | v=spf1 mx ra=postmaster -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | graham.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
slfhstd.uk is the parent of mail.slfhstd.uk.
IP Addresses
Four IP numbers are pointed to by slfhstd.uk: 2606:4700:3031::ac43:a019, 2606:4700:3036::6815:ead, 104.21.14.173 and 172.67.160.25.
other host names including smtp.oasisociale.it, snbdc.com, gegejiayi.cn, your(0x736578)y(0x74697473).com and www.karismedicalcentre.co.uk share IP numbers with slfhstd.uk.
Name Servers
slfhstd.uk is delegated to two name servers graham.ns.cloudflare.com and ziggy.ns.cloudflare.com.
slfhstd.uk shares the same name server setup as other domains, for instance virtualbonaire.com, cangsaigon.com, agenciamito.com.br, ayccolanta.coop and victel.us.
slfhstd.uk at least partially shares name servers with other domains, for instance churchinsydney.org, giapha.org, boromore.com, _dc-mx.a1a13fdb651d.a1a13fdb651d.a1a13fdb651d.098f0c691ec2.098f0c691ec2.098f0c691ec2.098f0c691ec2.a1a13fdb651d.a1a13fdb651d.a1a13fdb651d.098f0c691ec2.098f0c691ec2.098f0c691ec2.a1a13fdb651d.cotrministry.com and paybeem.com.
these name servers are often used together with june.ns.cloudflare.com, ignat.ns.cloudflare.com, lamar.ns.cloudflare.com and tani.ns.cloudflare.com.
Host names with six IP numbers:
Host name graham.ns.cloudflare.com points to: 2606:4700:58::adf5:3bab, 2803:f800:50::6ca2:c1ab, 2a06:98c1:50::ac40:21ab, 108.162.193.171, 172.64.33.171 and 173.245.59.171.
Host name ziggy.ns.cloudflare.com points to: 2606:4700:50::a29f:26ed, 2803:f800:50::6ca2:c2ed, 2a06:98c1:50::ac40:22ed, 108.162.194.237, 162.159.38.237 and 172.64.34.237.
Mail Servers
slfhstd.uk is handled by a single mail server, mail.slfhstd.uk.
slfhstd.uk shares the same mail server setup as other domains, for instance slfhst.uk.
mail.slfhstd.uk resolves to IP 90.254.89.244.