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~/dnsniffer/issuers/n-v-nederlandse-spoorwegen·rank #148

▸ How many domains does N.V. Nederlandse Spoorwegen secure?

71

active domains whose current TLS certificate was issued by N.V. Nederlandse Spoorwegen, as of - 0.00% of all attributed domains.

# rank #148 of all CAs ▼ 4 in 30d# all records held: 75# subdomains: 0# intermediates: 1# Netherlands
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~/issuers/n-v-nederlandse-spoorwegen/history·active domains
71
domains secured by N.V. Nederlandse Spoorwegen on 2026-10-14 · ▲ +63 (+787.50%) since 2025-06-30
0234669922025-06-30: 8 active2025-07-31: 80 active2025-08-31: 80 active2025-09-30: 80 active2025-10-31: 80 active2025-11-30: 80 active2025-12-31: 80 active2026-01-31: 83 active2026-02-28: 83 active2026-03-31: 83 active2026-04-30: 83 active2026-05-31: 83 active2026-06-30: 83 active2026-07-31: 83 active2026-08-31: 83 active2026-09-01: 83 active2026-09-02: 83 active2026-09-03: 83 active2026-09-04: 83 active2026-09-05: 82 active2026-09-06: 78 active2026-09-07: 70 active2026-09-08: 70 active2026-09-09: 69 active2026-09-10: 68 active2026-09-11: 68 active2026-09-12: 68 active2026-09-13: 68 active2026-09-14: 68 active2026-09-15: 67 active2026-09-16: 66 active2026-09-17: 65 active2026-09-18: 65 active2026-09-19: 65 active2026-09-20: 65 active2026-09-21: 65 active2026-09-22: 65 active2026-09-23: 63 active2026-09-24: 80 active2026-09-25: 79 active2026-09-26: 79 active2026-09-27: 79 active2026-09-28: 79 active2026-09-29: 77 active2026-09-30: 77 active2026-10-01: 77 active2026-10-02: 76 active2026-10-03: 76 active2026-10-04: 76 active2026-10-05: 76 active2026-10-06: 76 active2026-10-07: 76 active2026-10-08: 76 active2026-10-09: 73 active2026-10-10: 72 active2026-10-11: 72 active2026-10-12: 72 active2026-10-13: 72 active2026-10-14: 71 active2025-06-302026-10-14

# y-axis starts at 0, not zero - domain counts move by fractions of a percent a day. Dashed segments are estimated: reconstructed from certificate first-seen dates before daily snapshots began, not measured on the day.

# change over time
30 days
▲ +4.41%
+3 domains
90 days
▼ -14.46%
-12 domains
1 year
▼ -11.25%
-9 domains
# intermediate CAs
Intermediate certificate authorities operating under N.V. Nederlandse Spoorwegen, with the number of active domains each currently secures.
intermediatecountrydomains
certSIGN Web CANetherlands71
# faq
? How many domains does N.V. Nederlandse Spoorwegen secure?
N.V. Nederlandse Spoorwegen is the certificate authority for 71 active domains as of October 14, 2026 - 0.00% of every domain DNSniffer can attribute to an issuer.
? Is N.V. Nederlandse Spoorwegen gaining or losing market share?
The number of domains secured by N.V. Nederlandse Spoorwegen has shrunk by 11.25% over the last year (-9 domains).
? Which intermediate CAs does N.V. Nederlandse Spoorwegen sign from?
We have seen 1 intermediates under N.V. Nederlandse Spoorwegen, the busiest being “certSIGN Web CA” with 71 domains. The full list, with per-intermediate counts, is on this page.
? Where does this number come from?
DNSniffer ingests Certificate Transparency logs continuously and records the issuer of the most recent certificate seen for each domain, then snapshots the per-issuer count once a day. It measures how much of the live web a CA currently secures, not how many certificates it has issued over its lifetime.
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